When choosing an office chair, appearance matters, but the real difference lies in ergonomic design, materials, functions, and overall comfort. In this article, we will compare four popular models—M78, M63, M73, and M80—from the perspectives of material, functionality, and size/weight, to help you decide which one best suits your needs.
1. M78 Powered Office Chair
- Material: Top-grain leather (seat and backrest)
- Functions: Electric adjustment, 180° recline, 30° adjustable headrest, massage, heating, ventilation, and lumbar support
- Weight / Size: 115 lbs (the largest and heaviest in the series, wide frame, with the thickest cushion)
- Best for: Users who want a large-size chair with full features and genuine leather finish. Ideal for private studies or office spaces.
2. M63 Powered Office Chair
- Material: Top-grain leather (seat and backrest)
- Functions: Electric adjustment, 160° recline, 30° adjustable headrest, massage, heating, ventilation, and lumbar support
- Weight / Size: 105.8 lbs (slightly smaller and more compact than M78)
- Best for: Those who prefer genuine leather but have limited space; offers full features in a more compact size.
3. M73 Powered Office Chair
- Material: Premium fiber leather
- Functions: Electric adjustment, 160° recline, massage, heating, ventilation, and lumbar support
- Weight / Size: 81.3 lbs (the lightest and most compact among the four)
- Best for: Users who value a lightweight, space-saving design with a more budget-friendly option. Suitable for smaller rooms or home offices.
4. M80 Powered Office Chair
- Material: Premium fiber leather
- Functions: Electric adjustment, 180° recline, 26.4” extra-wide seat
- Weight / Size: 83 lbs (similar in weight to M73, but with a wider seat and smaller overall frame than M78)
- Best for: Users who prefer a wide seat and spacious support, ideal for long sitting sessions. A good choice if massage or heating functions are not a priority. An upgraded version with extended features is also available.
Conclusion
- Full features + Large-size genuine leather → M78
- Compact size + Genuine leather → M63
- Lightweight + Budget-friendly → M73
- Wide seat + Lightweight design → M80
When selecting an office chair, it’s important to go beyond features alone. Consider your available space, material preference, and daily usage habits to find the most suitable option.