TOTO S2 vs S5: Which WASHLET Makes More Sense For You?

If you’re comparing the TOTO S2 vs TOTO S5, you’re already looking in the right direction. Both seats offer the core features that make TOTO WASHLETS so popular. You get warm water cleansing, a heated seat, and a clean, streamlined design.

But once you dig deeper, the differences in control style, hygiene materials, and user personalization start to matter.

This comparison, TOTO S2 vs S5, highlights what they share, where they differ, and which one makes the most sense for your bathroom.

Shared Features Between the TOTO Washlet S5 and S2

The TOTO S2 and S5 share a strong foundation of premium features. Both bidet seats include:

• Instantaneous warm water for continuous, comfortable cleansing
• EWATER+ wand cleaning to keep the spray nozzle hygienic
• PREMIST function that lightly mists the bowl before each use
• Heated seat with adjustable temperature settings
• Warm air dryer for touch-free drying
• Automatic deodorizer to help neutralize odors
• Built-in nightlight for added visibility in the dark
• Sleek, low-profile design that is 19% slimmer than earlier models
• Compatibility with WASHLET+ setups for a clean, integrated look

These shared features make both the S2 and S5 excellent choices for anyone seeking a more hygienic, comfortable bathroom experience.

The Key Difference Between the TOTO S5 vs S2: Control Method

Side Panel Control of the TOTO S2 Bidet Seat

The S2 features a side-arm control panel built directly into the seat. All functions are accessible via buttons positioned on the right side of the unit. The S2 doesn't have any user presets unlike the S5. 

Wireless Remote Control of the TOTO S5 Bidet Seat

The S5 includes a multifunction wireless remote that can be wall-mounted or held in your hand, with clear 4-user memory functionality.

When Each Control Style Makes Sense

Side Panel Control (S2 Washlet) Works Best When:

• You prefer everything integrated in one unit
• Your bathroom layout allows easy access to the right side of the seat
• You want the simplicity of no additional devices to manage
• You're a first-time bidet user looking for straightforward operation

Remote Control (S5 Washlet) Offers Advantages When:

• Multiple household members have different comfort preferences
• Bathroom space or layout makes side panel access awkward
• You have mobility limitations that make reaching to the side difficult
• You want the convenience of wall-mounting controls at optimal height

Installation and Compatibility 

Both models install identically:

• 30-minute DIY installation with included hardware
• GFCI outlet required for electrical connection
• Standard toilet compatibility for most North American toilets
• WASHLET+ versions available for integrated setups

Making Your Decision: Washlet S2 vs Washlet S5

Choose the S2 if you:

1. Prefer built-in controls with no extra devices
2. Want a simpler and straight forward setup
3. Are trying a bidet for the first time and want an easy entry point
4. Have clear, accessible bathroom access

Shop TOTO S2 Bidet Seat

Choose the S5 if you:

1. Prefer the flexibility of a handheld remote
2. Have multiple users with different preferences
3. Need easier controls for accessibility
4. Value convenience and personalize settings

Shop TOTO S5 Bidet Seat

Wrapping up the S5 vs S2 Bidet Seat Battle

The TOTO S2 and S5 deliver essentially the same excellent WASHLET experience with the features. Your choice comes down to control style: the built-in simplicity of the TOTO S2 or the flexible convenience of the TOTO S5 and its remote user presets.

Both will transform your daily routine with superior cleanliness and comfort. The question is simply which TOTO feels right for your bathroom and lifestyle.

Want to compare all TOTO Washlets? Take a look at our WASHLET comparison guide to see the full lineup.