Jabsco Twist n Lock 29090 Compact
#3 in Manual marineFull review
A compact hand-pumped head that fits small sailboat and powerboat compartments. Choose it when you want no wiring and no battery draw.
Amazon $213.49$213.49
The Jabsco Twist n Lock 29090 Compact is the better boat or RV toilet overall, rated 3.1 to 2.8. The Jabsco Twist n Lock 29090 Compact leads on value. The Raritan PH Superflush Manual P102 wins on features. The Jabsco Twist n Lock 29090 Compact costs $277.65 less ($213.49 vs $491.14).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Raritan PH Superflush Manual P102
#5 in Manual marineFull review
Raritan’s lever-pump head, built for liveaboards and long-term cruisers who want a repairable manual toilet.
Amazon $491.14$491.14
Which should you buy?
- Choose the Jabsco Twist n Lock 29090 Compact for value ($213.49, against other toilets in its group vs $491.14, against other toilets in its group).
- Choose the Raritan PH Superflush Manual P102 for features (ceramic or porcelain bowl, soft-close seat vs freshwater flush).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every manual marine boat or RV toilet; a clear win is highlighted. How we rank explains each one.
| Factor weight | Jabsco Twist n Lock 29090 Compact | Raritan PH Superflush Manual P102 |
|---|---|---|
| Overall rating | 3.1/5 | 2.8/5 |
| Value 25% | 60 $213.49, against other toilets in its group | 1 $491.14, against other toilets in its group |
| Flush water 20% | 50 flush volume not published (neutral score used) | 50 flush volume not published (neutral score used) |
| Power draw 15% | 100 no electrical draw | 100 no electrical draw |
| Features 25% | 20 freshwater flush | 45 ceramic or porcelain bowl, soft-close seat |
| Warranty 15% | 0 warranty not published, scored as none | 0 1-year warranty |
Specifications
| Jabsco Twist n Lock 29090 Compact | Raritan PH Superflush Manual P102 | |
|---|---|---|
| Flushing | ||
| Type | Manual | Manual |
| Freshwater flush | Yes | - |
| Macerator | No | No |
| Control | - | Lever pump |
| Power | ||
| Draw at 12 V | None | None |
| Bowl and fit | ||
| Bowl size | Compact | - |
| Bowl material | - | Ceramic |
| Soft-close seat | - | Yes |
| Inlet hose | - | 3/4 in |
| Discharge hose | - | 1-1/2 in |
| Build | ||
| Warranty | - | 1 year |