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  3. Inspiroy RTE-100 vs S640

Huion Inspiroy RTE-100 vs UGEE S640

What Inspiroy RTE-100 does better (0) and where S640 wins (1) — every spec side by side.

Huion Inspiroy RTE-100
Huion · 2025Inspiroy RTE-100
8.2Score
0 advantages≈ $35
Higher score
vs
UGEE S640
UGEE · 2026S640
6.6Score
1 advantage≈ $25
4.1Pen & controls9.0
4.8Connectivity4.8
Dimensions

Size comparison

Inspiroy RTE-100S640
185.7 × 138.26.3215 × 16212
Inspiroy RTE-100S640Difference
Height138.2 mm162 mm−23.8 mm
Width185.7 mm215 mm−29.3 mm
Depth6.3 mm12 mm−5.7 mm

Drawn to the same scale from the official dimensions (front and side).

Why is Inspiroy RTE-100 better than S640?

Inspiroy RTE-100 has no measurable advantages in this pair.

Why is S640 better than Inspiroy RTE-100?

  1. Express keys4 vs 102.5×
Specifications

Side by side

UGEE S640UGEE S640≈ $256.6
Pen & controls
Pressure levels8,1928,192
Tilt recognition±60°±60°
Active area121.9 × 76.2 mm—
Active area width122 mm—
Active area height76 mm—
Active area (surface)93 cm²—
Pen resolution5,080 lpi—
Report rate300 RPS—
Pen accuracy (centre)±0.3 mm—
Battery-free penYesYes
Pen with eraser—Yes
PenPW400—
Express keys410
Multi-touchNoNo
Connectivity
Wireless connectionNoNo
CompatibilityWindows, macOS, Linux, Android, ChromeOSWindows, macOS, Linux, Android, ChromeOS
Design & ergonomics
Weight0.15 kg—
Width186 mm215 mm
Height138 mm162 mm
Depth6 mm12 mm
Product lineHuion Inspiroy—
To compare: 0up to 4 models
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