Hbada E3 Ultra vs Sihoo B300 Pro
Two of the ergonomic office chairs in our best ergonomic office chairs: herman miller, steelcase, haworth & more comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Best for: 2.76" of seat depth travel
Check price at AmazonBest for: 4D lumbar and 6D arms
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Hbada E3 Ultra | Sihoo B300 Pro | Weight |
|---|---|---|---|
| Weight capacityThe heaviest user the maker rates or warranties the chair for. Anything above 400 lb scores the same as 400 lb. | 300 lb | 330 lb | 25% |
| Warranty lengthYears of coverage on the chair's frame and mechanism, as the maker states it. | 5 yr | 3 yr | 20% |
| Seat depth adjustmentHow far the seat slides front to back. A fixed seat scores 0; longer travel fits more leg lengths. Metric figures converted (25.4 mm = 1 in). | 2.76 in | Not listed | 15% |
| Maximum seat heightFloor to top of seat at its highest, with the standard cylinder. Taller users need more. | Not listed | Not listed | 10% |
| Minimum seat heightFloor to top of seat at its lowest. Shorter users need less to keep feet flat. | Not listed | Not listed | 10% |
| Armrest adjustmentsThe number of directions the armrests move (4D = up/down, forward/back, side to side, pivot) as the maker labels them. Unlabeled arms score as the lowest figure. | Not listed | 6 D | 10% |
| Adjustable lumbarYes when the maker lists lumbar support you can adjust (standard or as an option). | Not listed | Yes | 5% |
| Forward tiltYes when the maker offers a forward seat tilt, useful for upright, task-focused work. | Not listed | Not listed | 5% |
| Seat depth | 16.14"–18.90" | Not listed | info |
| Warranty | 5 years core load-bearing parts | Not listed | info |
| Seat height | Not listed (maker figures conflict) | Not published by the maker | info |
| Lumbar | Not listed | 4D MicroFit | info |
| Seat depth range | Not listed | Not published by the maker | info |
| ErgoPick score | 5.0/10 | 4.5/10 | 100% |
Where each one comes out ahead
Hbada E3 Ultra
Better published figure on: Warranty length.
What we like
Watch out for
- Maximum seat height not published by Hbada
- Minimum seat height not published by Hbada
- Armrest adjustments not published by Hbada
Sihoo B300 Pro
Better published figure on: Weight capacity.
What we like
- Top armrest adjustments in this comparison (6D)
Watch out for
- Seat depth adjustment not published by Sihoo
- Maximum seat height not published by Sihoo
- Minimum seat height not published by Sihoo
Verdict
Hbada publishes 2.76" of seat depth travel and a 5-year core warranty; Sihoo is rated 330 vs 300 lb with 6D arms.
- Hbada E3 Ultra: Hbada: E3 Ultra
- Sihoo B300 Pro: Sihoo: B300 Pro