Compare Anbernic RG405M (162×73.6×15.8 mm, 4" 4:3) 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 RG405M
Panel 4:3 with native resolution 640x480.
AYN Odin 2
Panel 16:9 with native resolution 1920x1080.
Physical Dimensions & Thickness: The Anbernic RG405M has a horizontal bar chassis measuring 162 × 73.6 × 15.8 mm, while the AYN Odin 2 uses a horizontal bar chassis measuring 225 × 98 × 17 mm. In width, the Anbernic RG405M is 63 mm (28%) narrower than the AYN Odin 2. In height, the Anbernic RG405M is 24.4 mm (24.9%) shorter than the AYN Odin 2. In chassis thickness (depth), the Anbernic RG405M is 1.2 mm (7.1%) slimmer than the AYN Odin 2 (15.8 mm vs 17 mm).
Footprint Area & Weight: Calculating surface footprint (width × height), the Anbernic RG405M occupies 11,923 mm² (119.2 cm²), compared to 22,050 mm² (220.5 cm²) for the AYN Odin 2—a footprint difference of 10,127 mm² (45.9%). On the scale, the Anbernic RG405M weighs 265g versus 420g for the AYN Odin 2, representing a 155g (36.9%) weight difference (Anbernic RG405M is lighter).
4:3 vs 16:9 Effective Viewable Screen Size: For classic 4:3 retro games (PS1, SNES, N64, Dreamcast), the Anbernic RG405M's 4" (4:3) panel yields a 4" effective diagonal (100% full screen without black bars (native 4:3)), 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 0.9" larger active 4:3 diagonal (50.2% more active display area). For 16:9 widescreen content (PSP, Switch, streaming), the Anbernic RG405M delivers a 3.67" effective diagonal (75% screen usage) versus 6" (100% screen usage) on the AYN Odin 2, making the AYN Odin 2 larger by 2.33" (+167.1% active 16:9 area).
| Specification | Anbernic RG405M | AYN Odin 2 | Difference / Comparison |
|---|---|---|---|
| Dimensions (W × H × D) | 162 × 73.6 × 15.8 mm | 225 × 98 × 17 mm | Anbernic RG405M is 49.7% smaller by volume |
| Width | 162 mm | 225 mm | 63 mm (28% vs Odin 2) |
| Height | 73.6 mm | 98 mm | 24.4 mm (24.9% vs Odin 2) |
| Thickness (Depth) | 15.8 mm | 17 mm | 1.2 mm (7.1% vs Odin 2) |
| Footprint Area (W × H) | 11,923 mm² (119.2 cm²) | 22,050 mm² (220.5 cm²) | 10,127 mm² (45.9% diff) |
| Chassis Volume | 188.4 cm³ | 374.9 cm³ | 186.5 cm³ (49.7% diff) |
| Weight | 265 g | 420 g | 155 g (36.9% diff) |
| Form Factor | Horizontal Bar | Horizontal Bar | Both Horizontal Bar |
| Native Screen Diagonal | 4" | 6" | 2" (50% larger on Odin 2) |
| Native Aspect Ratio | 4:3 | 16:9 | 4:3 vs 16:9 |
| Display Technology | IPS | IPS | Both IPS |
| Native Resolution & Density | 640x480 (200 PPI) | 1920x1080 (367 PPI) | 167 PPI sharper on Odin 2 |
| Effective 4:3 Screen Size (PS1, SNES, N64) | 4" (100% native, no bars) | 4.9" (75% area, pillarbox) | +0.9" (+50.2% area) on Odin 2 |
| Effective 16:9 Screen Size (PSP, Streaming) | 3.67" (75% area, letterbox) | 6" (100% native, no bars) | +2.33" (+167.1% area) on Odin 2 |
| Effective 3:2 Screen Size (Game Boy Advance) | 3.85" (89% area, letterbox) | 5.3" (84% area, pillarbox) | +1.45" (+90.1% area) on Odin 2 |
| Processor (SoC / CPU) | UNISOC Tiger T618 | Qualcomm Snapdragon 8 Gen 2 | Different architecture |
| Memory (RAM) | 4 GB LPDDR4X (3732 MT/s) | 8 GB / 12 GB / 16 GB LPDDR5X | 4 GB LPDDR4X (3732 MT/s) vs 8 GB / 12 GB / 16 GB LPDDR5X |
| Battery Capacity | 4,500 mAh | 8,000 mAh | 3,500 mAh larger on Odin 2 |
| Operating System | Android 12, GarlicOS, GammaOS | Android 13 | Android 12, GarlicOS, GammaOS vs Android 13 |
The Anbernic RG405M measures 162 × 73.6 × 15.8 mm (footprint: 11,923 mm² / 119.2 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 RG405M is 63 mm (28%) narrower, 24.4 mm (24.9%) shorter, 1.2 mm (7.1%) slimmer, and 10,127 mm² (45.9%) smaller in footprint area. In weight, the Anbernic RG405M is 155g (36.9%) lighter (265g vs 420g).
The AYN Odin 2 delivers a larger active 4:3 image by 0.9" diagonal (50.2% more active display area) than the Anbernic RG405M. Specifically, the Anbernic RG405M has a 4" 4:3 IPS screen (640x480) that yields a 4" effective 4:3 diagonal (100% full screen without black bars (native 4:3)). 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 3.67" on the Anbernic RG405M (+2.33", or 167.1% more active widescreen area). On 16:9 content, the Anbernic RG405M operates at 75% active screen area with horizontal letterbox bars on top and bottom (native 4:3), while the AYN Odin 2 operates at 100% full screen without black bars (native 16:9).
Yes, the Anbernic RG405M is more compact and pocketable than the AYN Odin 2, with a smaller overall chassis volume (188.4 cm³ vs 374.9 cm³). The Anbernic RG405M uses a horizontal bar form factor (162 mm wide × 15.8 mm thick, 265g), whereas the AYN Odin 2 uses a horizontal bar form factor (225 mm wide × 17 mm thick, 420g). Overall, the Anbernic RG405M is easier to carry in a pocket due to its slimmer 15.8 mm profile and smaller physical footprint.
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