diff --git a/src/graphics/ScreenFonts.h b/src/graphics/ScreenFonts.h
index 26276edb2..4a9def5e1 100644
--- a/src/graphics/ScreenFonts.h
+++ b/src/graphics/ScreenFonts.h
@@ -88,24 +88,56 @@
 #endif
 #endif
 
+// ---------------------------------------------------------------------------
+// Flash budget: nRF52 boards drop the 24pt glyph (~9.6 KB) and substitute the
+// 16pt one. Other architectures (ESP32, RP2040, Portduino, STM32) always keep
+// 24pt. Any nRF52 variant that wants 24pt back can set
+// MESHTASTIC_LARGE_FONT_24PT=1 in its build flags.
+// ---------------------------------------------------------------------------
+#if defined(ARCH_NRF52) && !defined(MESHTASTIC_LARGE_FONT_24PT)
+#define MESHTASTIC_DROP_24PT_FONT
+#endif
+
+// ---------------------------------------------------------------------------
+// Display tier → pick FONT_SMALL/MEDIUM/LARGE.
+//   BIG     — eInk panel / TFT / Hackaday Communicator.
+//   TINY    — M5STACK_UNITC6L only.
+//   default — 128x64 SSD1306 / SH1106 small OLED.
+// DISPLAY_FORCE_SMALL_FONTS opts a big-screen variant out of BIG (rarely used).
+// ---------------------------------------------------------------------------
 #if (defined(USE_EINK) || defined(ILI9341_DRIVER) || defined(ILI9342_DRIVER) || defined(ST7701_CS) || defined(ST7735_CS) ||      \
      defined(ST7789_CS) || defined(USE_ST7789) || defined(HX8357_CS) || defined(ILI9488_CS) || defined(ST7796_CS) ||             \
      defined(USE_ST7796) || defined(HACKADAY_COMMUNICATOR)) &&                                                                   \
     !defined(DISPLAY_FORCE_SMALL_FONTS)
-// The screen is bigger so use bigger fonts
-#define FONT_SMALL FONT_MEDIUM_LOCAL // Height: 19
-#define FONT_MEDIUM FONT_LARGE_LOCAL // Height: 28
-#define FONT_LARGE FONT_LARGE_LOCAL  // Height: 28
-#elif defined(M5STACK_UNITC6L)
-#define FONT_SMALL FONT_SMALL_LOCAL  // Height: 13
-#define FONT_MEDIUM FONT_SMALL_LOCAL // Height: 13
-#define FONT_LARGE FONT_SMALL_LOCAL  // Height: 13
+// Tier BIG. SMALL is 16pt; MEDIUM/LARGE normally 24pt.
+#define FONT_SMALL FONT_MEDIUM_LOCAL // 16pt
+#if defined(MESHTASTIC_DROP_24PT_FONT) && defined(USE_EINK)
+// Flash-tight nRF52 eInk: collapse MEDIUM/LARGE to 16pt too.
+#define FONT_MEDIUM FONT_MEDIUM_LOCAL // 16pt
+#define FONT_LARGE FONT_MEDIUM_LOCAL  // 16pt
 #else
-#define FONT_SMALL FONT_SMALL_LOCAL   // Height: 13
-#define FONT_MEDIUM FONT_MEDIUM_LOCAL // Height: 19
-#define FONT_LARGE FONT_LARGE_LOCAL   // Height: 28
+#define FONT_MEDIUM FONT_LARGE_LOCAL // 24pt
+#define FONT_LARGE FONT_LARGE_LOCAL  // 24pt
+#endif
+#elif defined(M5STACK_UNITC6L)
+// Tier TINY — 10pt everywhere.
+#define FONT_SMALL FONT_SMALL_LOCAL  // 10pt
+#define FONT_MEDIUM FONT_SMALL_LOCAL // 10pt
+#define FONT_LARGE FONT_SMALL_LOCAL  // 10pt
+#else
+// Default tier — small OLED.
+#define FONT_SMALL FONT_SMALL_LOCAL   // 10pt
+#define FONT_MEDIUM FONT_MEDIUM_LOCAL // 16pt
+#if defined(MESHTASTIC_DROP_24PT_FONT)
+// Flash-tight nRF52 small-OLED: substitute 16pt for 24pt. Only the BLE PIN
+// screen and one audio-module screen use FONT_LARGE on this tier.
+#define FONT_LARGE FONT_MEDIUM_LOCAL // 16pt
+#else
+#define FONT_LARGE FONT_LARGE_LOCAL // 24pt
+#endif
 #endif
 
+// CrowPanel-S3 / T5-S3 ePaper override everything with their own 30pt font.
 #if defined(CROWPANEL_ESP32S3_5_EPAPER) || defined(T5_S3_EPAPER_PRO)
 #undef FONT_SMALL
 #undef FONT_MEDIUM