Displays

Start Here — Which Display?

📟 Small Status / Text? OLED SSD1306. 128x64, I2C, $3. Simplest to wire.

🎨 Color UI? TFT ILI9341. 320x240, SPI, $8. Gauges, graphs, menus.

💤 Low Power / Signage? e-Paper 2.13 inch. No power to hold image, $15.

Type	Resolution	Interface	Size	Price	Best For
OLED SSD1306	128x64	I2C	0.96"	~$3	Status, small text
TFT ILI9341	320x240	SPI	2.8"	~$8	Color UI, gauges
e-Paper 2.13"	250x122	SPI	2.13"	~$15	Low-power signage
LCD 1602	16x2 char	I2C or parallel	80x36mm	~$5	Simple text readouts
TFT ST7789	240x240	SPI	1.3"	~$4	Small color, wearable
LED Matrix MAX7219	8x8 per module	SPI	32x32mm/module	~$3	Scrolling text, pixel art
HDMI LCD 5"	800x480	HDMI	5"	~$35	Raspberry Pi desktop