| More Choices from SIHOO | ||||||
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| Model | M18 | M57 | M102C | M59AS | S100 | DORO-C300 |
| Price | 149.99 | 220.49 | 169.99 | 269.99 | 325.49 | 349.99 |
| Headrest Type | 2D | 2D | 2D | 3D | 3D | 3D |
| Armrest Type | 2D | 3D | 3D | 3D | 4D | 6D |
| Recline Angle | 108°-118°-128° | 110°-116°-126° | 110°-130° | 110-125° | 98°-135° | 92°-100°-112° |
| Lumbar Support | 2D | 2D | 2D | Dynamic Lumbar Support | Dual Dynamic Lumbar Support | Dynamic Lumbar Support |
| Seat Width | 51cm（20.08"） | 51 cm（20.08"） | 52 cm（20.47"） | 50.5 cm（19.88"） | 51 cm(20.08") | 51.5 cm（20.27"） |
| Seat Depth | 45 cm（17.91”） | 46 cm (18.11") | 48 cm（18.9"） | 43.5 cm（17.12"） | 38.5-43.5 cm(15.16-17.13") | 42-44.5cm (16.54"-17.52") |
| Seat Height | 44-54 cm（17.32”-21.26”） | 46-55 cm（18.11"-21.65"） | 45-54 cm（17.72"-21.26"） |
46.5-56.5 cm
（18.31-24.4"）
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46-54 cm（18.11"-21.26") | 46-56.7 cm（18.11"-22.32"） |
| Buy Now | M18 | M57 | M102C | M59AS | S100 | DORO-C300 |