Dometic WH-6GEA
#18 in TankFull review
A 6-gallon aluminum tank heater that runs on propane and electric for a straight swap in an RV with the matching cutout.
Amazon $576.63$576.63
The Dometic WH-6GEA and the Suburban SAW6DE (5321A) are evenly matched, rated 2.7 and 2.7. The Dometic WH-6GEA costs $36.88 less ($576.63 vs $613.51).
Prices were last checked November 4, 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.
Suburban SAW6DE (5321A)
#19 in TankFull review
A 6-gallon steel tank heater that runs on propane and electric for a straight swap in an RV with the matching cutout.
Amazon $613.51$613.51
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every tank RV water heater; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dometic WH-6GEA | Suburban SAW6DE (5321A) |
|---|---|---|
| Overall rating | 2.7/5 | 2.7/5 |
| Value 40% | 13 $96.11 per gallon of tank ($576.63, 6 gal) | 7 $102.25 per gallon of tank ($613.51, 6 gal) |
| Hot water output 35% | 50 recovery rate not published (neutral score used) | 91 14.1 gal/h recovery on gas |
| Warranty 25% | 50 2-year warranty | 0 warranty not published, scored as none |
Specifications
| Dometic WH-6GEA | Suburban SAW6DE (5321A) | |
|---|---|---|
| Heat and water | ||
| Input capacity | - | 10,000 BTU |
| Tank size | 6 gal | 6 gal |
| Gas recovery | - | 14.1 gal/h |
| Fuel | Propane + electric | Propane + electric |
| Fit | ||
| Weight | 15 lb | 41 lb |
| Warranty | ||
| Warranty | 2 years | - |