Device summary

Samsung

Galaxy M55

Redmi

Note 15 Pro

Full specifications

Full specifications
Basic information
Release year20242026
Starting price
Display size6.7-inch6.8-inch
Dimensions76.5 mm × 163.9 mm × 7.8 mm76.3 mm × 163.2 mm × 8.0 mm
Weight180 g195 g
Front material
Back material
Display
Display technologySuper AMOLED PlusAMOLED
Resolution1080 × 24002392 × 1080
Refresh rate120 Hz120 Hz
Peak brightness3200 nits
Performance
ChipsetQualcomm Snapdragon 7 Gen 1MediaTek Helio G200-Ultra
RAM8 GB8 GB, 12 GB
Storage128 GB256 GB, 512 GB
Expandable storageYesYes
Cameras
Main cameraWide · 50 MP · ƒ/1.8 · OISWide · 200 MP · ƒ/1.7 · OIS
Ultra-wide cameraUltra Wide · 8 MP · ƒ/2.2Ultra Wide · 8 MP · ƒ/2.2
Macro cameraMacro · 2 MP · ƒ/2.4
Front camerasSelfie · 50 MP · ƒ/2.4Front · 32 MP · ƒ/2.2
Battery & charging
Wired charging25 W45 W
Charging standardSuper Fast Charging
Typical capacity5000 mAh6500 mAh
Connectivity
Cellular5G, LTE, 3G, 2GLTE
Wi‑FiWi-Fi 6Wi-Fi 5
BluetoothBluetooth 5.2Bluetooth 5.3
USBUSB Type-C
NFCYes
Build & durability
Ingress protectionIP65

Key differences

The most meaningful measured gaps in size and weight — not an overall winner.

  • Weight

    Galaxy M55

    15 g lighter

  • Height

    Galaxy M55

    0.7 mm taller · minor difference

  • Width

    Very similar width

  • Thickness

    Very similar thickness

Galaxy M55 vs Note 15 Pro Size Comparison

User Experience Summary

Galaxy M55

Strengths

  • Vivid 120Hz Super AMOLED Plus display with punchy colors
  • Dependable all-day battery life with 45W fast-charging support
  • Stereo speakers and under-display fingerprint sensor uncommon at this price

Compromises

  • Camera app is noticeably slow, especially for automatic night-mode shots
  • Battery and camera resolution reduced compared with the previous M54
  • Phone runs warm during extended gaming or camera app use

Note 15 Pro

Strengths

  • 200MP main with strong daylight imaging
  • IP65 sealing plus Gorilla Glass Victus 2
  • 45W charging faster than entry Note 15

Compromises

  • Limited twelve-month reliability data
  • Low-light imaging likely trails flagship computational leaders
  • Price premium over entry Note 15

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