| Full Model |
Typically G121XN01 or G121SN01 |
Typically G121XN02 or G121SN02 |
| Display Size |
12.1" (diagonal) |
12.1" (diagonal) |
| Resolution |
800 × 600 (SVGA) |
800 × 600 (SVGA) |
| Active Area |
246.0 mm (W) × 184.5 mm (H) |
Same |
| Panel Type |
a-Si TFT-LCD (TN or IPS) |
Same |
| Colors |
16.7M (24-bit RGB) |
Same |
| Brightness |
250–300 cd/m² |
300–350 cd/m² (slightly higher due to LED efficiency) |
| Backlight Type |
❌ CCFL (Cold Cathode Fluorescent Lamp) |
✅ LED (White LED edge-lit) |
| Backlight Voltage |
Requires high-voltage AC inverter (～600–1000 VAC) |
DC 18–21V @ 60–90 mA (constant current) |
| Lifespan |
～20,000–30,000 hours |
～50,000+ hours |
| Power Consumption |
Higher (inverter loss) |
Lower, more efficient |
| Interface |
RGB Parallel TTL (24-bit + sync) — identical pinout |
Same |
| FPC Connector |
50-pin or 60-pin, 0.5 mm pitch |
Same physical connector |
| Operating Temp |
-20°C to +70°C |
-20°C to +70°C |
| Module Thickness |
Slightly thicker (CCFL tube) |
Thinner (LED edge-lit) |
