Comparison page

SSD1306 vs ST7735

Side-by-side selection notes for specs, ecosystem readiness, known issues, and data confidence. This page is generated from structured component fields instead of a hand-written article.

SSD1306

Projects needing OLED and I2C with a commonly available displays part.

ST7735

Projects needing TFT and Color with a commonly available displays part.

Specification Matrix

DimensionSSD1306 ST7735

CategoryDisplaysDisplays

MakerSolomon SystechSitronix

CoreNot specifiedNot specified

ClockNot specifiedNot specified

WirelessNot specifiedNot specified

Voltage3.3V3.3V

LibrariesArduino, MicroPythonArduino, MicroPython

Price$1.00 - $3.00$2.00 - $6.00

Known Tradeoffs

SSD1306

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

ST7735

Breakout boards may use different pin labels or regulator choices
Clone modules can differ from the original datasheet part

Open Individual Model Pages

SSD1306

Solomon Systech

Very common monochrome OLED display controller used in 0.96-inch I2C and SPI modules.

China-madeDisplays88% confidence

ST7735

Sitronix

Small color TFT LCD controller found in many 1.8-inch SPI display modules.

China-madeDisplays80% confidence