Compare AYN Odin 2 (225×98×17 mm, 6" 16:9) vs Valve Steam Deck OLED (298×117×50 mm, 7.4" 16:10) side-by-side at true 1:1 millimeter scale.
Silhouettes and screens to true relative scale (mm). Inner rectangle represents the physical screen.
AYN Odin 2
Panel 16:9 with native resolution 1920x1080.
Valve Steam Deck OLED
Panel 16:10 with native resolution 1280x800.
Physical Dimensions & Thickness: The AYN Odin 2 has a horizontal bar chassis measuring 225 × 98 × 17 mm, while the Valve Steam Deck OLED uses a horizontal bar chassis measuring 298 × 117 × 50 mm. In width, the AYN Odin 2 is 73 mm (24.5%) narrower than the Valve Steam Deck OLED. In height, the AYN Odin 2 is 19 mm (16.2%) shorter than the Valve Steam Deck OLED. In chassis thickness (depth), the AYN Odin 2 is 33 mm (66%) slimmer than the Valve Steam Deck OLED (17 mm vs 50 mm).
Footprint Area & Weight: Calculating surface footprint (width × height), the AYN Odin 2 occupies 22,050 mm² (220.5 cm²), compared to 34,866 mm² (348.7 cm²) for the Valve Steam Deck OLED—a footprint difference of 12,816 mm² (36.8%). On the scale, the AYN Odin 2 weighs 420g versus 640g for the Valve Steam Deck OLED, representing a 220g (34.4%) weight difference (AYN Odin 2 is lighter).
4:3 vs 16:9 Effective Viewable Screen Size: For classic 4:3 retro games (PS1, SNES, N64, Dreamcast), the AYN Odin 2's 6" (16:9) panel yields a 4.9" effective diagonal (75% active screen area with vertical pillarbox bars on the sides (native 16:9)), while the Valve Steam Deck OLED's 7.4" (16:10) panel yields a 6.54" effective diagonal (83% active screen area with vertical pillarbox bars on the sides (native 16:10)). This gives the Valve Steam Deck OLED a 1.64" larger active 4:3 diagonal (77.8% more active display area). For 16:9 widescreen content (PSP, Switch, streaming), the AYN Odin 2 delivers a 6" effective diagonal (100% screen usage) versus 7.2" (90% screen usage) on the Valve Steam Deck OLED, making the Valve Steam Deck OLED larger by 1.2" (+44% active 16:9 area).
| Specification | AYN Odin 2 | Valve Steam Deck OLED | Difference / Comparison |
|---|---|---|---|
| Dimensions (W × H × D) | 225 × 98 × 17 mm | 298 × 117 × 50 mm | AYN Odin 2 is 78.5% smaller by volume |
| Width | 225 mm | 298 mm | 73 mm (24.5% vs Steam Deck OLED) |
| Height | 98 mm | 117 mm | 19 mm (16.2% vs Steam Deck OLED) |
| Thickness (Depth) | 17 mm | 50 mm | 33 mm (66% vs Steam Deck OLED) |
| Footprint Area (W × H) | 22,050 mm² (220.5 cm²) | 34,866 mm² (348.7 cm²) | 12,816 mm² (36.8% diff) |
| Chassis Volume | 374.9 cm³ | 1743.3 cm³ | 1368.4 cm³ (78.5% diff) |
| Weight | 420 g | 640 g | 220 g (34.4% diff) |
| Form Factor | Horizontal Bar | Horizontal Bar | Both Horizontal Bar |
| Native Screen Diagonal | 6" | 7.4" | 1.4" (23.3% larger on Steam Deck OLED) |
| Native Aspect Ratio | 16:9 | 16:10 | 16:9 vs 16:10 |
| Display Technology | IPS | OLED | IPS vs OLED |
| Native Resolution & Density | 1920x1080 (367 PPI) | 1280x800 (204 PPI) | 163 PPI sharper on Odin 2 |
| Effective 4:3 Screen Size (PS1, SNES, N64) | 4.9" (75% area, pillarbox) | 6.54" (83% area, pillarbox) | +1.64" (+77.8% area) on Steam Deck OLED |
| Effective 16:9 Screen Size (PSP, Streaming) | 6" (100% native, no bars) | 7.2" (90% area, letterbox) | +1.2" (+44% area) on Steam Deck OLED |
| Effective 3:2 Screen Size (Game Boy Advance) | 5.3" (84% area, pillarbox) | 7.07" (94% area, pillarbox) | +1.77" (+77.8% area) on Steam Deck OLED |
| Processor (SoC / CPU) | Qualcomm Snapdragon 8 Gen 2 | AMD Sephiroth | Different architecture |
| Memory (RAM) | 8 GB / 12 GB / 16 GB LPDDR5X | 16 GB LPDDR5 | 8 GB / 12 GB / 16 GB LPDDR5X vs 16 GB LPDDR5 |
| Battery Capacity | 8,000 mAh | 6,494 mAh | 1,506 mAh larger on Odin 2 |
| Operating System | Android 13 | SteamOS 3.0 (Arch Linux), Windows 11, etc | Android 13 vs SteamOS 3.0 (Arch Linux), Windows 11, etc |
The AYN Odin 2 measures 225 × 98 × 17 mm (footprint: 22,050 mm² / 220.5 cm²), whereas the Valve Steam Deck OLED measures 298 × 117 × 50 mm (footprint: 34,866 mm² / 348.7 cm²). Compared to the Valve Steam Deck OLED, the AYN Odin 2 is 73 mm (24.5%) narrower, 19 mm (16.2%) shorter, 33 mm (66%) slimmer, and 12,816 mm² (36.8%) smaller in footprint area. In weight, the AYN Odin 2 is 220g (34.4%) lighter (420g vs 640g).
The Valve Steam Deck OLED delivers a larger active 4:3 image by 1.64" diagonal (77.8% more active display area) than the AYN Odin 2. Specifically, the AYN Odin 2 has a 6" 16:9 IPS screen (1920x1080) that yields a 4.9" effective 4:3 diagonal (75% active screen area with vertical pillarbox bars on the sides (native 16:9)). The Valve Steam Deck OLED has a 7.4" 16:10 OLED screen (1280x800) that yields a 6.54" effective 4:3 diagonal (83% active screen area with vertical pillarbox bars on the sides (native 16:10)).
For 16:9 widescreen gaming (PSP, Switch, and game streaming), the Valve Steam Deck OLED provides a larger viewable image at 7.2" effective diagonal compared to 6" on the AYN Odin 2 (+1.2", or 44% more active widescreen area). On 16:9 content, the AYN Odin 2 operates at 100% full screen without black bars (native 16:9), while the Valve Steam Deck OLED operates at 90% active screen area with horizontal letterbox bars on top and bottom (native 16:10).
Yes, the AYN Odin 2 is more compact and pocketable than the Valve Steam Deck OLED, with a smaller overall chassis volume (374.9 cm³ vs 1743.3 cm³). The AYN Odin 2 uses a horizontal bar form factor (225 mm wide × 17 mm thick, 420g), whereas the Valve Steam Deck OLED uses a horizontal bar form factor (298 mm wide × 50 mm thick, 640g). Overall, the AYN Odin 2 is easier to carry in a pocket due to its slimmer 17 mm profile and smaller physical footprint.
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