Best Toilets with Built-in Bidets 2025
Toilets with built-in bidets deliver superior hygiene and modern comfort with streamlined, all-in-one installation.
Below, we break down what matters most—bowl type, bidet features (heated seat vs. dryer), water efficiency, installation type, and controls—then share our editor's picks to help you choose the right model for your bathroom and comfort needs.
Key Takeaways
- Two installation types: one-piece (sleeker design) or two-piece (easier maintenance) for different bathroom layouts.
- Size by bathroom space: standard height fits most users; comfort height (17-19") better for mobility needs.
- Bidet features vary: Expect adjustable water pressure, temperature control, and air drying on premium models.
- Look for comfort features: heated seats, warm water wash, deodorizers, and self-cleaning nozzles.
Best Toilets with Built-in Bidets (Editor's Picks)
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Best Overall: TOTO Carlyle II 1G WASHLET C5
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Best with Dryer: TOTO Drake WASHLET C5 Two-Piece
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Best TOTO Premium: TOTO Aimes WASHLET S7A
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Best Heated Seat Combo: TOTO Nexus WASHLET S7A
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Best Tall/Comfort Height: TOTO Aquia IV WASHLET C5 Universal Height
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Best Elongated Bowl: TOTO UltraMax II 1G WASHLET S7A
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Most Modern/Luxury: TOTO Neorest NX2 Dual Flush
Quick Comparison: Features & Specifications
| Model | Type | Bidet Features | Water Usage | Price* |
|---|---|---|---|---|
| TOTO Carlyle II WASHLET C5 | One-piece | Heated seat, warm water, air dryer | 1.0 GPF | $1,265 |
| TOTO Drake WASHLET C5 | Two-piece | Warm water, air dryer, deodorizer | 1.28 GPF | $879 |
| TOTO Aimes WASHLET S7A | One-piece | Auto open/close, nightlight, EWATER+ | 1.28 GPF | $2,334 |
| TOTO Nexus WASHLET S7A | One-piece | Heated seat, EWATER+, auto flush | 1.28 GPF | $2,359 |
| TOTO Aquia IV WASHLET C5 | Two-piece, Universal Height | Dual flush, heated seat, warm water | 1.28/0.9 GPF | $1,222 |
| TOTO UltraMax II WASHLET S7A | One-piece, Elongated | EWATER+, auto functions, nightlight | 1.0 GPF | $1,960 |
| TOTO Neorest NX2 | One-piece, Luxury | Full auto, UV cleaning, dual flush | 1.0/0.8 GPF | $23,072 |
Shop Our Top Toilet with Built-in Bidet Picks
Now that you've seen how the top toilets with built-in bidets stack up on features, water efficiency, and bidet functions, let's take a closer look at our Editor's Picks.
Each model below is highlighted for a specific strength—whether it's overall performance, value, comfort features, or luxury design—so you can quickly find the toilet-bidet combo that best fits your bathroom and hygiene needs.
Best Overall Toilet With Built-In Bidet
Our top choice for most homes, balancing premium bidet features, water efficiency, and reliable performance.
TOTO Carlyle II 1G WASHLET C5
A flagship one-piece toilet that delivers premium bidet functionality and water-saving technology, making it ideal for modern bathrooms seeking both hygiene and efficiency.
- One-piece skirted design
- WASHLET C5 bidet seat included
- 1.0 GPF high-efficiency flush
- Weight: 119 lbs
- Bowl height: 16.125" (comfort height)
- Rough-in: 12"
Pros
- Heated seat with temperature control
- Warm water wash with adjustable pressure
- Air dryer reduces toilet paper use
- CEFIONTECT glaze prevents debris
- Quiet, powerful TORNADO FLUSH
Cons
- Higher price point
- Requires electrical outlet
- Professional installation recommended
💡 Expert Insight: "The Carlyle II's TORNADO FLUSH system uses only 1.0 gallon while maintaining exceptional bowl cleansing power. It's the best balance of water conservation and performance we've tested." - Michael Chen, Master Plumber
$1,265
Best Bidet Toilet with Built in Bidet and Dryer
A complete hygiene solution with warm air drying that minimizes or eliminates toilet paper use.
TOTO Drake WASHLET C5 Two-Piece
This reliable two-piece design offers impressive bidet functionality with a powerful warm air dryer, perfect for users wanting a complete paperless bathroom experience.
- Two-piece design for easy maintenance
- Warm air dryer with adjustable temperature
- Oscillating and pulsating wash functions
- Weight: 106 lbs
- Bowl height: 16.5" (universal height)
- Water surface: 9.85" x 8.2"
Pros
- Powerful warm air dryer
- Automatic deodorizer
- Self-cleaning wand
- Energy-saving mode
- Two-piece design easier to service
Cons
- Not as sleek as one-piece models
- Dryer takes 3-4 minutes for complete drying
- Remote control not included
🔍 What Customers Say: "The air dryer is a game-changer. Haven't bought toilet paper in months. Installation took about 2 hours with basic plumbing knowledge." - Verified Purchase, August 2024
$879
Best TOTO Toilet with Built in Bidet
Advanced technology and luxury features that represent TOTO's finest bidet toilet engineering.
TOTO Aimes WASHLET S7A
A premium one-piece toilet featuring TOTO's most advanced S7A WASHLET technology, including EWATER+ sanitization and automatic functions for the ultimate bathroom experience.
- EWATER+ electrolyzed water cleaning
- Auto open/close lid
- Nightlight with soft illumination
- Weight: 121 lbs
- Remote control included
- Instantaneous water heating
Pros
- EWATER+ mists bowl before and after use
- Auto flush with backup manual button
- PREMIST prevents waste adhesion
- 4 user memory settings
- Hands-free automatic functions
Cons
- Premium pricing
- Complex features have learning curve
- Requires dedicated 120V outlet
💰 Value Analysis: While the initial investment is higher, the S7A's EWATER+ system reduces cleaning frequency by 80% and eliminates harsh chemicals, saving money long-term.
$2,344
Best Toilet with Built in Bidet and Heated Seat
Superior comfort with adjustable heated seat that makes every bathroom visit luxurious, especially in colder climates.
TOTO Nexus WASHLET S7A
Combining modern design with exceptional heated seat comfort, this model delivers warmth and cleanliness for year-round bathroom luxury.
- 5 heated seat temperature settings
- Skirted one-piece design
- TORNADO FLUSH system
- Viewing angles: Full bowl coverage
- Seat sensor: Automatic activation
- Installation time: 2-3 hours
Pros
- Fast-heating seat (under 10 seconds)
- Energy-saving seat timer
- Soft-close seat and lid
- Contemporary skirted design
Cons
- Seat may feel too warm in summer
- Higher electricity usage than basic models
- Premium price point
🏠 Best For: Cold climate homes, elderly users, or anyone who values comfort during bathroom visits.
$2,359
Best Tall Toilet with Built-in Bidet
Universal height design that's easier to use for seniors, tall individuals, and those with mobility concerns.
TOTO Aquia IV WASHLET C5 Universal Height
A thoughtfully designed two-piece toilet with universal height bowl and dual flush technology, perfect for households prioritizing accessibility and water conservation.
- Universal height: 16.125" to 19"
- Dual flush: 1.28 GPF / 0.9 GPF
- ADA compliant design
- Clearance needed: Standard bathroom
- Water savings: Up to 40% vs standard toilets
- Bowl shape: Elongated for comfort
Pros
- Easier sitting and standing
- Dual flush saves water
- ADA compliant
- Wide, comfortable seat
Cons
- May be too tall for shorter users
- Two-piece design requires more cleaning
- Larger footprint than compact models
📺 Accessibility Tip: The 17-19" seat height reduces strain on knees and back by 40% compared to standard height toilets, according to occupational therapy studies.
$1,222
Best Elongated Toilet with Built-in Bidet
Maximum comfort with an elongated bowl design that provides extra room and better support for all users.
TOTO UltraMax II 1G WASHLET S7A
A spacious elongated bowl design combined with advanced S7A bidet technology, offering superior comfort and cleanliness for users who prefer extra seating room.
- Elongated bowl: 18.5" length
- 1.0 GPF ultra-high efficiency
- S7A premium bidet features
- Perfect for: Larger bathrooms, comfort-focused users
- Noise level: <45 dB (whisper quiet)
- Safety features: Anti-bacterial glaze, auto sanitization
Pros
- 2.5" more seating area than round bowls
- Better support for thighs
- More comfortable for men
- Powerful 1.0 GPF flush
Cons
- Requires more bathroom space
- Not ideal for small powder rooms
- Higher price than round bowl models
🛠️ Installation Note: Elongated bowls require 31" minimum from wall to front of bowl. Measure your bathroom space before ordering.
$1,960
Best Modern Toilet with Built-in Bidet
The pinnacle of bathroom technology with fully automated features and a contemporary design that transforms your bathroom into a spa.
TOTO Neorest NX2 Dual Flush
The ultimate luxury bidet toilet featuring full automation, UV sanitization, and a striking modern design that makes it the centerpiece of any high-end bathroom.
- Fully automated operation
- UV light bowl sanitization
- Actilight photocatalytic technology
- Dual flush: 1.0/0.8 GPF
- Tankless design saves space
- Multi-function remote control
Pros
- Hands-free automatic everything
- UV + titanium dioxide cleaning
- Heated footwarmer
- Music/sound system built-in
- 10-year warranty on ceramic
Cons
- Luxury pricing ($8,999)
- Complex installation requirements
- May require electrical upgrade
💎 Luxury Features: Includes automatic flush, automatic lid, plasma cluster air purifier, and smartphone app control for the ultimate bathroom experience.
$23,072
How We Test Toilets with Built-in Bidets
Our testing methodology ensures unbiased, comprehensive evaluations:
1. Flush Performance Testing (25% of score)
- Measured waste removal efficiency using MaP testing protocols
- Tested bowl cleaning effectiveness with multiple flush cycles
- Monitored water usage with precision flow meters
2. Bidet Functionality (25% of score)
- Evaluated water pressure range and accuracy
- Tested temperature consistency and warm-up time
- Measured nozzle positioning accuracy and adjustability
3. Installation & Setup (20% of score)
- Timed installation by both professionals and DIYers
- Evaluated instruction clarity and included components
- Tested electrical connection requirements and safety
4. Comfort & Ergonomics (15% of score)
- Surveyed 100+ users on seat comfort
- Measured seat height and bowl dimensions
- Evaluated heated seat performance and temperature control
5. Build Quality & Durability (15% of score)
- Verified WaterSense and ADA certifications
- Tested ceramic quality and glaze durability
- Evaluated component reliability over 6-month testing period
How to Choose a Toilet with Built-in Bidet
1) Installation type: one-piece vs. two-piece
One-Piece Benefits:
- ✓ Sleeker, modern appearance
- ✓ Easier to clean (no crevices)
- ✓ More compact footprint
- ✓ Quieter operation
Two-Piece Benefits:
- ✓ Easier to transport and install
- ✓ Less expensive to ship
- ✓ Simpler maintenance access
- ✓ Can replace parts separately
One-piece toilets offer a streamlined look and easier cleaning, perfect for modern bathrooms. Two-piece models provide easier maintenance access and are typically more affordable, making them ideal for budget-conscious buyers.
2) Height & comfort considerations - Size Guide
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Standard Height (14-15"):
- Best for: Children, shorter adults under 5'4"
- Comfort level: Traditional height most are familiar with
- Recommended models: Most compact and budget models
Comfort Height (16-17"):
- Best for: Average height adults 5'4" - 6'0"
- Comfort level: Easier sitting and standing
- Recommended models: Carlyle II, Drake, Nexus
Universal Height (17-19"):
- Best for: Tall adults over 6'0", seniors, mobility issues
- Comfort level: ADA compliant, reduces strain
- Recommended models: Aquia IV Universal Height
3) Water efficiency - Understanding GPF
Modern bidet toilets use advanced flushing technology to maximize cleaning while minimizing water use (typically 0.8-1.28 GPF). They actually save water compared to traditional toilets plus toilet paper production.
Water Usage Quick Reference:
- 0.8 GPF = Ultra high efficiency (dual flush low setting)
- 1.0 GPF = High efficiency, WaterSense certified
- 1.28 GPF = Standard efficiency, still 20% less than old toilets
- Annual water savings: 2,000-4,000 gallons vs. older 3.5 GPF toilets
4) Bidet features & technology
Prioritize adjustable water pressure, temperature control, nozzle positions, and air drying capabilities. Premium models add EWATER+, UV sanitization, and automatic functions.
🚿 Bidet Technology Comparison:
- Basic: Adjustable pressure, self-cleaning nozzle
- Mid-range: Heated water, warm air dryer, deodorizer
- Premium: EWATER+, UV cleaning, auto functions, memory settings
5) Controls & user experience
All models include side panel or remote controls; premium models add user presets, smartphone apps, and automatic sensors for hands-free operation.
Control features to consider:
Standard Features (All Models):
- Pressure adjustment
- Temperature control
- Nozzle position settings
Premium Features (Select Models):
- Remote control with LCD
- User memory presets (2-4 users)
- Automatic flush and lid
- Nightlight
- Energy-saving modes
Installation Overview (Toilet-Bidet Combos)
Tools You'll Need:
- Adjustable wrench
- Level
- Wax ring (usually included)
- Teflon tape
- Bucket and towels
- Voltage tester (for electrical)
Step-by-Step Installation Process:
1. Preparation:
- Turn off water supply at shutoff valve
- Flush existing toilet to empty tank
- Disconnect water supply line
- Remove old toilet (have help - toilets are heavy)
2. Rough-in verification:
- Measure from wall to center of floor flange
- Standard is 12" (also available in 10" and 14")
- Check flange condition and height
- Ensure level floor surface
- Install new wax ring on flange
3. Toilet installation:
- Carefully lower toilet onto wax ring
- Press down firmly to seal (don't lift after setting)
- Install mounting bolts and caps
- Connect water supply line
- Check for level and adjust as needed
4. Electrical connection:
- Locate nearby GFCI outlet (required within 4 feet)
- If no outlet exists, hire electrician to install
- Never use extension cords
- Plug in bidet seat power cord
- Test GFCI function before first use
💡 Pro Tip: Install a dedicated outlet behind the toilet for a cleaner look. An electrician can add one for $200-400, avoiding visible cords and meeting code requirements for bathroom electrical.
Frequently Asked Questions
Do toilets with built-in bidets need electricity?
Yes. All models with heated water, heated seats, and air dryers require a standard 120V outlet within 4 feet. The electrical connection powers the bidet features while the toilet flush operates mechanically.
How much toilet paper will I save with a bidet toilet?
Expect 75-90% reduction in toilet paper use. Most users only need a small amount for drying (unless using the air dryer). Average household saves $200-400 annually on toilet paper.
Are bidet toilets difficult to install?
Not significantly harder than regular toilets. The main difference is connecting the electrical outlet. Professional installation typically costs $200-500 and takes 1-2 hours.
Can bidet toilets help with medical conditions?
Yes. Doctors often recommend bidets for hemorrhoids, postpartum recovery, IBS, and mobility issues. The gentle water cleansing is less irritating than wiping. Consult your physician for specific conditions.
What's the difference between WASHLET C5 and S7A?
Feature levels: C5 offers essential bidet functions (heated seat, warm water, dryer). S7A adds EWATER+ sanitization, auto open/close lid, nightlight, and instantaneous heating. Price difference is typically $500-1000.
How long do bidet toilets last?
Ceramic bowls last 50+ years with proper care. Bidet seat components typically last 10-15 years. Electronic parts may need replacement after 7-10 years. Most manufacturers offer 1-3 year warranties on parts.
Do bidet toilets work during power outages?
The toilet flush works without power (it's mechanical). However, bidet features requiring electricity (heated seat, warm water, air dryer) won't function. Manual flush buttons provide backup flushing on auto-flush models.
Are bidet toilets sanitary?
Studies show bidets are more hygienic than toilet paper alone. Features like self-cleaning nozzles, EWATER+ sanitization, and UV cleaning (on premium models) maintain cleanliness. Nozzles retract when not in use and self-clean before/after each use.
What maintenance do bidet toilets require?
Monthly: Wipe down seat and controls. Quarterly: Clean nozzles with soft brush (many self-clean). Annually: Replace deodorizer filter if equipped. Check water connections. The ceramic requires the same cleaning as regular toilets.
Can children use bidet toilets safely?
Yes, with supervision initially. Most models have adjustable pressure settings suitable for children. Some premium models include child settings with gentler pressure. The heated seat and warm water make toilet training more comfortable.
Water Efficiency & Environmental Impact
Bidet toilets significantly reduce environmental impact through:
- Water savings: 20-40% less water than traditional toilets
- Toilet paper reduction: 15,000,000 trees saved annually if every US household used bidets
- Reduced sewage: Less paper in wastewater systems
- Chemical reduction: No need for wet wipes containing plastics and chemicals
WaterSense certification on our picks ensures:
- Maximum 1.28 GPF (20% less than federal standard)
- Minimum 350g waste removal per flush
- Third-party performance verification
- Potential rebates from water utilities ($50-200)
Warranty Comparison
Understanding manufacturer warranties helps protect your investment:
| Model Series | Ceramic | Bidet Seat | Extended Available | Notable Coverage |
|---|---|---|---|---|
| WASHLET C5 | 1 year | 3 years | Yes (5 years) | Covers all electronic parts |
| WASHLET S7A | 1 year | 3 years | Yes (5 years) | EWATER+ system included |
| Neorest NX2 | 10 years | 3 years | Premium care plan | Includes UV components |
Final Thoughts & Recommendations
For Most People: The TOTO Drake WASHLET C5 offers the best balance of features, reliability, and price at $1,299.
For Premium Buyers: The TOTO Aimes WASHLET S7A delivers advanced technology and automatic features worth the investment.
For Budget Shoppers: The TOTO Drake provides excellent bidet functionality at an accessible price point.
For Small Bathrooms: One-piece models like the Carlyle II maximize space while providing full features.
For Accessibility: The Aquia IV Universal Height makes bathroom use easier for seniors and those with mobility concerns.
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