Physical Dimensions & Thickness: The AYN Odin 3 has a horizontal bar chassis measuring 224.8 × 87.5 × 16.6 mm, while the Retroid Pocket 6 uses a horizontal bar chassis measuring 205.5 × 80.5 × 17.2 mm. In width, the AYN Odin 3 is 19.3 mm (9.4%) wider than the Retroid Pocket 6. In height, the AYN Odin 3 is 7 mm (8.7%) taller than the Retroid Pocket 6. In chassis thickness (depth), the AYN Odin 3 is 0.6 mm (3.5%) slimmer than the Retroid Pocket 6 (16.6 mm vs 17.2 mm).
Footprint Area & Weight: Calculating surface footprint (width × height), the AYN Odin 3 occupies 19,670 mm² (196.7 cm²), compared to 16,543 mm² (165.4 cm²) for the Retroid Pocket 6—a footprint difference of 3,127 mm² (18.9%). On the scale, the AYN Odin 3 weighs 390g versus 200g for the Retroid Pocket 6, representing a 190g (95%) weight difference (Retroid Pocket 6 is lighter).
4:3 vs 16:9 Effective Viewable Screen Size: For classic 4:3 retro games (PS1, SNES, N64, Dreamcast), the AYN Odin 3'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 Retroid Pocket 6's 5.5" (16:9) panel yields a 4.49" effective diagonal (75% active screen area with vertical pillarbox bars on the sides (native 16:9)). This gives the AYN Odin 3 a 0.41" larger active 4:3 diagonal (19% more active display area). For 16:9 widescreen content (PSP, Switch, streaming), the AYN Odin 3 delivers a 6" effective diagonal (100% screen usage) versus 5.5" (100% screen usage) on the Retroid Pocket 6, making the AYN Odin 3 larger by 0.5" (+19% active 16:9 area).