Adafruit displays: OLED, TFT, e-ink, 7-segment and matrix backpacks — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/adafruit-displays/  (CC BY 4.0)
Basis: Adafruit CAD (MIT) for each display breakout; bounding boxes computed from the STEP
Catalog version: 2026-10-20

Sizes: see table below
- Small TFTs (1.14, 1.3, 1.5, 1.9, 2.0 in IPS) and the round 1.28 in share the 'EYESPI' breakout style with Ø2.5 holes; the 1.3 in board is about 34 × 36 mm.
- OLEDs: 128×32 (931) is 22 × 33 mm; the 128×64 STEMMA QT (938) is 36 × 38 mm; 0.91 in (4440) 38 × 12 mm. 7-segment backpacks are 50 × 19 mm (0.56 in digits) and 76 × 38 mm (1.2 in).
- E-ink: 1.54 in (4196) 48 × 37 mm; 2.13 in tri-colour (6366) 60 × 40 mm. Sharp Memory 1.3 in (3502) 51 × 46 mm.

product  bbox_l_mm  bbox_w_mm  bbox_h_mm
931 OLED 128x32 I2C  34.0  20.6  2.6
938 Mono 128x64 OLED Stemma  35.6  33.0  6.5
4440 0.91 OLED I2C Display  34.1  21.6  5.5
4313 1.3in TFT IPS Display  38.1  35.6  4.9
4383 1.14in TFT Display  31.8  27.8  4.5
5394 1.9in TFT Display  57.2  36.8  5.0
4311 2in TFT IPS Display  59.1  35.6  6.1
6178 1.28in Round TFT  42.2  36.1  5.2
4196 1.54in eink display SSD1681  43.2  43.2  4.5
6366 2.13in Tri-Color eInk  62.1  39.4  5.0
3502 Sharp Memory Display Breakout  40.0  39.2  4.6
878 7-segment display backpack  50.4  26.7  9.6
1264 1.2in 7 Segment Display  120.0  40.8  13.7
870 Mini 8x8 LED Matrix Backpack  27.9  20.3  13.3
1911 Alphanumberic Display STEMMA QT  50.8  27.9  13.6
4741 OLED 1.5in  47.0  35.6  5.6
2719 OLED 2.4in  70.0  49.6  3.5
3787 1.5in TFT Display  43.8  41.9  5.4
2088 1.44in TFT Display  44.5  43.2  6.3
4086 TriColor ePaper Display  62.7  39.4  5.6

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Adafruit (official): Adafruit_CAD_Parts: STEP, Fusion 360 and STL for Adafruit products — STEP, F3D, STL — MIT — https://github.com/adafruit/Adafruit_CAD_Parts

Free files (MIT License (Adafruit_CAD_Parts), Adafruit Industries; STEP + STL, 20 parts): https://xemstudio.com/files/adafruit/adafruit-displays/index.json
API: https://xemstudio.com/api/geometry?object=adafruit-displays