Samsung Galaxy A03 vs Galaxy Note20 Ultra 5G

Specs compared side by side, measured on real phones shared by owners with the Device Info app.

Samsung Galaxy A03Tiger T606Change
Samsung Galaxy Note20 Ultra 5GSnapdragon 865 5G+Change

Key differences

  1. Chipset: the Galaxy A03 uses the Tiger T606 (12 nm), the Galaxy Note20 Ultra 5G the Snapdragon 865 5G+ (7 nm). The Galaxy A03's fastest core runs at 1.61 GHz, the Galaxy Note20 Ultra 5G's at 3.09 GHz.
  2. Screen: 6.5 inches on the Galaxy A03, 6.9 inches on the Galaxy Note20 Ultra 5G. Both run at up to 60 Hz.
  3. Battery: 4,900 mAh on the Galaxy A03, 4,370 mAh on the Galaxy Note20 Ultra 5G.
  4. Versions: owners have shared the Galaxy A03 as 4GB | 64GB, the Galaxy Note20 Ultra 5G as 12GB | 128GB.

The same on both: Android 13 with One UI 5.1 and Widevine L1.

Chipset

Chipset
Tiger T606Snapdragon 865 5G+
Process
12 nm7 nm
CPU
2× 1.61 GHz Cortex-A75
6× 1.61 GHz Cortex-A551× 3.09 GHz Kryo 585
3× 2.42 GHz Kryo 585
4× 1.80 GHz Kryo 585
Top CPU speed
1.61 GHz3.09 GHz
CPU cores
88
GPU
Mali-G57Adreno 650

Memory

Versions seen
4GB | 64GB12GB | 128GB
RAM type
—LPDDR5

Display

Size
6.5 in6.9 in
Resolution
720 × 16001440 × 3088
Pixel density
270 ppi496 ppi
Refresh rates
60 Hz60 Hz
HDR
—HDR10, HDR10+, HLG

Battery

Capacity
4,900 mAh4,370 mAh

Cameras

Back camera 1
12 MP4000 × 3000 · f/1.8 · 3.94 mm12 MP4000 × 3000 · f/1.8 · 7 mm · OIS
Back camera 2
—12 MP4000 × 3000 · f/2.2 · 2.2 mm
Front camera 1
5 MP2576 × 1932 · f/1.8 · 2.41 mm10 MP3648 × 2736 · f/2.2 · 3.3 mm
Front camera 2
—7.1 MP3216 × 2208 · f/2.2 · 3.3 mm

Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.

Connectivity

Wi-Fi
Wi-Fi 6—
6 GHz Wi-Fi
NoNo
Bluetooth LE Audio
NoNo
NFC
NoYes
UWB
NoYes
USB host
YesYes

Software

Android
Android 13Android 13
UI
One UI 5.1One UI 5.1
Released with
Android 11Android 10
Widevine DRM
L1L1

Sensors

Sensors
19 sensors41 sensors
Galaxy A03 full specs Galaxy Note20 Ultra 5G full specs

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From phones shared with the Device Info app · updated October 2026 Hardware specs only. No personal data. Privacy