Compare Anbernic RG556 (223×105×15 mm, 5.48" 16:9) vs AYN Odin 2 (225×98×17 mm, 6" 16:9) side-by-side at true 1:1 millimeter scale.
Silhouettes and screens to true relative scale (mm). Inner rectangle represents the physical screen.
Anbernic RG556
Panel 16:9 with native resolution 1920x1080.
AYN Odin 2
Panel 16:9 with native resolution 1920x1080.
Physical Dimensions & Thickness: The Anbernic RG556 has a horizontal bar chassis measuring 223 × 105 × 15 mm, while the AYN Odin 2 uses a horizontal bar chassis measuring 225 × 98 × 17 mm. In width, the Anbernic RG556 is 2 mm (0.9%) narrower than the AYN Odin 2. In height, the Anbernic RG556 is 7 mm (7.1%) taller than the AYN Odin 2. In chassis thickness (depth), the Anbernic RG556 is 2 mm (11.8%) slimmer than the AYN Odin 2 (15 mm vs 17 mm).
Footprint Area & Weight: Calculating surface footprint (width × height), the Anbernic RG556 occupies 23,415 mm² (234.2 cm²), compared to 22,050 mm² (220.5 cm²) for the AYN Odin 2—a footprint difference of 1,365 mm² (6.2%). On the scale, the Anbernic RG556 weighs 331g versus 420g for the AYN Odin 2, representing a 89g (21.2%) weight difference (Anbernic RG556 is lighter).
4:3 vs 16:9 Effective Viewable Screen Size: For classic 4:3 retro games (PS1, SNES, N64, Dreamcast), the Anbernic RG556's 5.48" (16:9) panel yields a 4.48" effective diagonal (75% active screen area with vertical pillarbox bars on the sides (native 16:9)), while 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)). This gives the AYN Odin 2 a 0.42" larger active 4:3 diagonal (19.9% more active display area). For 16:9 widescreen content (PSP, Switch, streaming), the Anbernic RG556 delivers a 5.48" effective diagonal (100% screen usage) versus 6" (100% screen usage) on the AYN Odin 2, making the AYN Odin 2 larger by 0.52" (+19.9% active 16:9 area).
| Specification | Anbernic RG556 | AYN Odin 2 | Difference / Comparison |
|---|---|---|---|
| Dimensions (W × H × D) | 223 × 105 × 15 mm | 225 × 98 × 17 mm | Anbernic RG556 is 6.3% smaller by volume |
| Width | 223 mm | 225 mm | 2 mm (0.9% vs Odin 2) |
| Height | 105 mm | 98 mm | 7 mm (7.1% vs Odin 2) |
| Thickness (Depth) | 15 mm | 17 mm | 2 mm (11.8% vs Odin 2) |
| Footprint Area (W × H) | 23,415 mm² (234.2 cm²) | 22,050 mm² (220.5 cm²) | 1,365 mm² (6.2% diff) |
| Chassis Volume | 351.2 cm³ | 374.9 cm³ | 23.7 cm³ (6.3% diff) |
| Weight | 331 g | 420 g | 89 g (21.2% diff) |
| Form Factor | Horizontal Bar | Horizontal Bar | Both Horizontal Bar |
| Native Screen Diagonal | 5.48" | 6" | 0.52" (9.5% larger on Odin 2) |
| Native Aspect Ratio | 16:9 | 16:9 | Identical 16:9 ratio |
| Display Technology | AMOLED | IPS | AMOLED vs IPS |
| Native Resolution & Density | 1920x1080 (402 PPI) | 1920x1080 (367 PPI) | 35 PPI sharper on RG556 |
| Effective 4:3 Screen Size (PS1, SNES, N64) | 4.48" (75% area, pillarbox) | 4.9" (75% area, pillarbox) | +0.42" (+19.9% area) on Odin 2 |
| Effective 16:9 Screen Size (PSP, Streaming) | 5.48" (100% native, no bars) | 6" (100% native, no bars) | +0.52" (+19.9% area) on Odin 2 |
| Effective 3:2 Screen Size (Game Boy Advance) | 4.84" (84% area, pillarbox) | 5.3" (84% area, pillarbox) | +0.46" (+19.9% area) on Odin 2 |
| Processor (SoC / CPU) | UNISOC Tiger T820 | Qualcomm Snapdragon 8 Gen 2 | Different architecture |
| Memory (RAM) | 8 GB LPDDR4X | 8 GB / 12 GB / 16 GB LPDDR5X | 8 GB LPDDR4X vs 8 GB / 12 GB / 16 GB LPDDR5X |
| Battery Capacity | 5,500 mAh | 8,000 mAh | 2,500 mAh larger on Odin 2 |
| Operating System | Android 13 | Android 13 | Both run Android 13 |
The Anbernic RG556 measures 223 × 105 × 15 mm (footprint: 23,415 mm² / 234.2 cm²), whereas the AYN Odin 2 measures 225 × 98 × 17 mm (footprint: 22,050 mm² / 220.5 cm²). Compared to the AYN Odin 2, the Anbernic RG556 is 2 mm (0.9%) narrower, 7 mm (7.1%) taller, 2 mm (11.8%) slimmer, and 1,365 mm² (6.2%) larger in footprint area. In weight, the Anbernic RG556 is 89g (21.2%) lighter (331g vs 420g).
The AYN Odin 2 delivers a larger active 4:3 image by 0.42" diagonal (19.9% more active display area) than the Anbernic RG556. Specifically, the Anbernic RG556 has a 5.48" 16:9 AMOLED screen (1920x1080) that yields a 4.48" effective 4:3 diagonal (75% active screen area with vertical pillarbox bars on the sides (native 16:9)). 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)).
For 16:9 widescreen gaming (PSP, Switch, and game streaming), the AYN Odin 2 provides a larger viewable image at 6" effective diagonal compared to 5.48" on the Anbernic RG556 (+0.52", or 19.9% more active widescreen area). On 16:9 content, the Anbernic RG556 operates at 100% full screen without black bars (native 16:9), while the AYN Odin 2 operates at 100% full screen without black bars (native 16:9).
Yes, the Anbernic RG556 is more compact and pocketable than the AYN Odin 2, with a smaller overall chassis volume (351.2 cm³ vs 374.9 cm³). The Anbernic RG556 uses a horizontal bar form factor (223 mm wide × 15 mm thick, 331g), whereas the AYN Odin 2 uses a horizontal bar form factor (225 mm wide × 17 mm thick, 420g). Overall, the Anbernic RG556 is easier to carry in a pocket due to its slimmer 15 mm profile and smaller physical footprint.
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