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Tools chevron_right Aspect Ratio & Screen Fit Simulator

Aspect Ratio & Letterbox Calculator

Emulated System Target Pixel Clock: 4.19 MHz / Custom Presets
Miyoo Mini Plus Primary Frame
Viewport: 640 × 480 • Scale: 100% Full Width
POWER / LED
TOP LETTERBOX: 27px (5.6%)
Active: 640 × 426 px (3:2) Integer Scale: Exact 3.0×
H-Fill: 100% Full Width Screen Ratio Loss: 11.2%
height
arrow_range
BOTTOM LETTERBOX: 27px (5.6%)
MIYOO
Active Display Area: 88.8% utilized Zero Distortion • No bilinear blur
Retroid Pocket 5 16:9 Compare
1920 × 1080 AMOLED
PILLARBOX 257px
VOID
Active: 6.75× Scale
53.3% Screen Lost
PILLARBOX 257px
VOID
Active Visual Diagonal: 3.82" (of 5.5") Pillarbox Factor: High
Active Screen Diagonal diagonal_line
3.14" / 3.50" Panel
0.36" lost to letterboxing
Surface Efficiency pie_chart
88.8% Used
Only 11.2% total black bars
Integer Scale Factor auto_awesome
3.0× Pixel-Perfect
720×480 base to 640×426
Pixel Density (PPI) grain
228 PPI Crisp
Zero bilinear shimmer

Console Aspect Ratio Matrix (Miyoo Mini Plus 4:3 Panel)

Ref: 640×480 Hardware Buffer
Console System Native Resolution Aspect Ratio Active Pixels (Fit) Efficiency Integer Scaling Letterboxing
Game Boy Advance (GBA) 240 × 160 3:2 640 × 426 88.8% 3.0× Multiplier Top & Bottom (54px)
PlayStation 1 (PS1) 320 × 240 4:3 640 × 480 100.0% 2.0× Perfect Fit Zero Bars (Full Screen)
Super Nintendo (SNES) 256 × 224 8:7 (4:3 DAR) 640 × 480 100.0% PAR Corrected Zero Bars (Full 4:3)
Game Boy Color (GBC) 160 × 144 10:9 533 × 480 83.3% 3.0× / 3.3× Non-Int Left & Right (107px)
PlayStation Portable (PSP) 480 × 272 16:9 640 × 360 75.0% 1.33× Bilinear Heavy Letterbox (120px)
Aspect Match Tip check_circle Verified Alternative

Looking for 100% Zero Black Bars for GBA?

Consider the Anbernic RG351P (3:2) or Retroid Pocket 2S for native full-bleed zero-letterboxing.

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calculate
Formula: Active Area = (Panel Width × (Console Height / Console Width)) / Physical Area

Scale multi-factor handles both 1:1 square pixel engines and non-square PAR configurations.