Compare Anbernic RG28XX (125×56.5×16.5 mm, 2.83" 4:3) vs Anbernic RG35XXSP (89×158×27.3 mm, 3.5" 4:3) side-by-side at true 1:1 millimeter scale.
Silhouettes and screens to true relative scale (mm). Inner rectangle represents the physical screen.
Anbernic RG28XX
Panel 4:3 with native resolution 640x480.
Anbernic RG35XXSP
Panel 4:3 with native resolution 640x480.
Physical Dimensions & Thickness: The Anbernic RG28XX has a horizontal bar chassis measuring 125 × 56.5 × 16.5 mm, while the Anbernic RG35XXSP uses a clamshell (foldable) chassis measuring 89 × 158 × 27.3 mm. In width, the Anbernic RG28XX is 36 mm (40.4%) wider than the Anbernic RG35XXSP. In height, the Anbernic RG28XX is 101.5 mm (64.2%) shorter than the Anbernic RG35XXSP. In chassis thickness (depth), the Anbernic RG28XX is 10.8 mm (39.6%) slimmer than the Anbernic RG35XXSP (16.5 mm vs 27.3 mm).
Footprint Area & Weight: Calculating surface footprint (width × height), the Anbernic RG28XX occupies 7,063 mm² (70.6 cm²), compared to 14,062 mm² (140.6 cm²) for the Anbernic RG35XXSP—a footprint difference of 6,999 mm² (49.8%). On the scale, the Anbernic RG28XX weighs 123g versus 197g for the Anbernic RG35XXSP, representing a 74g (37.6%) weight difference (Anbernic RG28XX is lighter).
4:3 vs 16:9 Effective Viewable Screen Size: For classic 4:3 retro games (PS1, SNES, N64, Dreamcast), the Anbernic RG28XX's 2.83" (4:3) panel yields a 2.83" effective diagonal (100% full screen without black bars (native 4:3)), while the Anbernic RG35XXSP's 3.5" (4:3) panel yields a 3.5" effective diagonal (100% full screen without black bars (native 4:3)). This gives the Anbernic RG35XXSP a 0.67" larger active 4:3 diagonal (53% more active display area). For 16:9 widescreen content (PSP, Switch, streaming), the Anbernic RG28XX delivers a 2.6" effective diagonal (75% screen usage) versus 3.21" (75% screen usage) on the Anbernic RG35XXSP, making the Anbernic RG35XXSP larger by 0.61" (+53% active 16:9 area).
| Specification | Anbernic RG28XX | Anbernic RG35XXSP | Difference / Comparison |
|---|---|---|---|
| Dimensions (W × H × D) | 125 × 56.5 × 16.5 mm | 89 × 158 × 27.3 mm | Anbernic RG28XX is 69.7% smaller by volume |
| Width | 125 mm | 89 mm | 36 mm (40.4% vs RG35XXSP) |
| Height | 56.5 mm | 158 mm | 101.5 mm (64.2% vs RG35XXSP) |
| Thickness (Depth) | 16.5 mm | 27.3 mm | 10.8 mm (39.6% vs RG35XXSP) |
| Footprint Area (W × H) | 7,063 mm² (70.6 cm²) | 14,062 mm² (140.6 cm²) | 6,999 mm² (49.8% diff) |
| Chassis Volume | 116.5 cm³ | 383.9 cm³ | 267.4 cm³ (69.7% diff) |
| Weight | 123 g | 197 g | 74 g (37.6% diff) |
| Form Factor | Horizontal Bar | Clamshell (Foldable) | Horizontal Bar vs Clamshell (Foldable) |
| Native Screen Diagonal | 2.83" | 3.5" | 0.67" (23.7% larger on RG35XXSP) |
| Native Aspect Ratio | 4:3 | 4:3 | Identical 4:3 ratio |
| Display Technology | IPS | IPS | Both IPS |
| Native Resolution & Density | 640x480 (283 PPI) | 640x480 (229 PPI) | 54 PPI sharper on RG28XX |
| Effective 4:3 Screen Size (PS1, SNES, N64) | 2.83" (100% native, no bars) | 3.5" (100% native, no bars) | +0.67" (+53% area) on RG35XXSP |
| Effective 16:9 Screen Size (PSP, Streaming) | 2.6" (75% area, letterbox) | 3.21" (75% area, letterbox) | +0.61" (+53% area) on RG35XXSP |
| Effective 3:2 Screen Size (Game Boy Advance) | 2.72" (89% area, letterbox) | 3.37" (89% area, letterbox) | +0.65" (+52.9% area) on RG35XXSP |
| Processor (SoC / CPU) | Allwinner H700 | Allwinner H700 | Identical chipset |
| Memory (RAM) | 1 GB LPDDR4 | 1 GB LPDDR4 | Same RAM configuration |
| Battery Capacity | 3,100 mAh | 3,300 mAh | 200 mAh larger on RG35XXSP |
| Operating System | Linux | Linux | Both run Linux |
The Anbernic RG28XX measures 125 × 56.5 × 16.5 mm (footprint: 7,063 mm² / 70.6 cm²), whereas the Anbernic RG35XXSP measures 89 × 158 × 27.3 mm (footprint: 14,062 mm² / 140.6 cm²). Compared to the Anbernic RG35XXSP, the Anbernic RG28XX is 36 mm (40.4%) wider, 101.5 mm (64.2%) shorter, 10.8 mm (39.6%) slimmer, and 6,999 mm² (49.8%) smaller in footprint area. In weight, the Anbernic RG28XX is 74g (37.6%) lighter (123g vs 197g).
The Anbernic RG35XXSP delivers a larger active 4:3 image by 0.67" diagonal (53% more active display area) than the Anbernic RG28XX. Specifically, the Anbernic RG28XX has a 2.83" 4:3 IPS screen (640x480) that yields a 2.83" effective 4:3 diagonal (100% full screen without black bars (native 4:3)). The Anbernic RG35XXSP has a 3.5" 4:3 IPS screen (640x480) that yields a 3.5" effective 4:3 diagonal (100% full screen without black bars (native 4:3)).
For 16:9 widescreen gaming (PSP, Switch, and game streaming), the Anbernic RG35XXSP provides a larger viewable image at 3.21" effective diagonal compared to 2.6" on the Anbernic RG28XX (+0.61", or 53% more active widescreen area). On 16:9 content, the Anbernic RG28XX operates at 75% active screen area with horizontal letterbox bars on top and bottom (native 4:3), while the Anbernic RG35XXSP operates at 75% active screen area with horizontal letterbox bars on top and bottom (native 4:3).
Yes, the Anbernic RG28XX is more compact and pocketable than the Anbernic RG35XXSP, with a smaller overall chassis volume (116.5 cm³ vs 383.9 cm³). The Anbernic RG28XX uses a horizontal bar form factor (125 mm wide × 16.5 mm thick, 123g), whereas the Anbernic RG35XXSP uses a clamshell (foldable) form factor (89 mm wide × 27.3 mm thick, 197g). Overall, the Anbernic RG28XX is easier to carry in a pocket due to its slimmer 16.5 mm profile and smaller physical footprint.
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