Samsung Galaxy A03

2021 Android smartphones from Samsung From Wikipedia, the free encyclopedia

The Samsung Galaxy A03 is a series of Android smartphones manufactured by Samsung Electronics that includes the base A03, A03s and A03 Core.[7][8] The A03 was first announced on November 25, 2021.[9] The A03s was first announced on August 18, 2021,[10] followed by the Core variant on December 6, 2021.[11]

BrandSamsung Galaxy
ManufacturerSamsung
TypeSmartphone
SeriesSamsung Galaxy A series
Quick facts Brand, Manufacturer ...
Samsung Galaxy A03
Samsung Galaxy A03s
Samsung Galaxy A03 Core
Samsung Galaxy A03
BrandSamsung Galaxy
ManufacturerSamsung
TypeSmartphone
SeriesSamsung Galaxy A series
First releasedA03s:
August 18, 2021; 4 years ago (2021-08-18)
A03 Core:
November 15, 2021; 4 years ago (2021-11-15)
A03:
November 26, 2021; 4 years ago (2021-11-26)
Availability by regionA03s:
August 18, 2021; 4 years ago (2021-08-18)
A03 Core:
December 6, 2021; 4 years ago (2021-12-06)
A03:
January 21, 2022; 4 years ago (2022-01-21)
PredecessorSamsung Galaxy A02
Samsung Galaxy A02s
SuccessorSamsung Galaxy A04
Compatible networks
List
  • Technology: GSM / HSPA / LTE
  • 2G bands
  • All: GSM 850 / 900 / 1800 / 1900
  • 3G bands
  • A03/A03 Core:
  • HSDPA 850 / 900 / 2100
  • A03s:
  • HSDPA 850 / 900 / 2100
  • HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - SM-A037U
  • 4G bands (LTE)
  • A03/A03 Core:
  • 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
  • A03s:
  • 1, 3, 5, 7, 8, 20, 28, 38, 40, 41
  • 2, 4, 5, 7, 12, 13, 14, 25, 26, 41, 66, 71 - SM-A037U
  • Speed:
  • A03/A03s:
  • HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
  • A03 Core:
  • HSPA 21.1/5.76 Mbps, LTE
Form factorSlate
Dimensions
  • A03: 164.1 mm (6.46 in) H
    75.9 mm (2.99 in) W
    9.1 mm (0.36 in) D
  • A03s/A03 Core: 164.2 mm (6.46 in) H
    75.9 mm (2.99 in) W
    9.1 mm (0.36 in) D
Weight
  • A03/A03s: 196 g (6.9 oz)
  • A03 Core: 211 g (7.4 oz)
Operating systemA03/A03s: Android 11 with One UI Core 3.1 (Upgradeable to Android 13 with One UI Core 5)
A03 Core: Android 11 (Go edition) (Upgradeable to Android 13 (Go edition))
System-on-chip
  • A03: Unisoc T606 (12nm)
  • A03s: MediaTek MT6765 Helio P35 (12nm)
    A03 Core: Unisoc SC9863A (28nm)
CPU
  • A03: Octa-core (2x 1.6GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
  • A03s: Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • A03 Core: Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
GPU
  • A03: Mali-G57 MP1
  • A03s: PowerVR GE8320
  • A03 Core: IMG8322
MemoryA03/A03s: 3 GB or 4 GB
A03 Core: 2 GB
Storage32 GB, 64 GB or 128 GB
Removable storagemicroSD
SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
BatteryLi-Po 5000 mAh
ChargingA03:
10W Standard Charging
A03s:
15W Adaptive Fast Charging
Rear camera
  • A03:
  • Primary: Hynix Hi-4821Q; 48 MP, f/1.8, (wide), 1/2.0", 0.8µm, AF
  • Depth: GalaxyCore GC2375H; 2 MP, f/2.4, 1/5.0", 1.75μm
  • A03s:
  • Primary: 13 MP, f/2.2, (wide), AF
  • Macro: 2 MP, f/2.4
  • Depth: 2 MP, f/2.4
  • A03 Core:
  • 8 MP, f/2.0, AF
  • All: LED flash
  • 1080p@30fps
Front camera
  • GalaxyCore GC5035; 5 MP, f/2.2, (wide), 1/5.0", 1.12µm
  • 1080p@30fps
Display6.5 in (170 mm), HD
PLS IPS
Infinity-V Display (1600x720 pixels)
SoundLoudspeaker
3.5mm jack
Dolby Atmos
ConnectivityWi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot
Bluetooth 5.1, A2DP, LE
Data inputs
ModelSM-A032x, SM-A035x, SM-A037x (last letter varies by carrier and international models)
References[1][2][3][4][5][6]
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Specifications

Design

All models use a plastic back and frame along with a glass front.

More information Galaxy A03 Core, Galaxy A03 ...
Galaxy A03 Core Galaxy A03 Galaxy A03s
  • Black
  • Blue
  • Black
  • Blue
  • Red
  • Black
  • Blue
  • Red
  • White
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Hardware

Display

All three devices have a 6.5-inch PLS TFT capacitive touchscreen with a resolution of 1600×720 pixels.[7]

Camera

The Galaxy A03 has a dual rear camera setup: a 48 MP wide lens and th 2 MP depth sensor. The main camera can record video up at 1080p @ 30 fps. A single 5 MP front-facing camera is present in a notch.[7]

The Galaxy A03 Core only has a single 8 MP rear camera and 5 MP front-facing camera.[11] The Galaxy A03s have a triple rear camera setup: 13 MP wide, macro and depth sensors with 2 MP each.[10]

Processor and Memory

The Galaxy A03 uses the UNISOC T606 octa-core processor,[7] while the Core and "s" variants use the UNISOC SC9863A and MediaTek Helio P35, respectively.

RAM options include 3 GB or 4 GB, with storage ranging from 32 GB to 128 GB for the A03. The "s" variant offers the same RAM options but is limited to 32 GB or 64 GB of storage. The Core variant is available only with 2 GB of RAM and 32 GB of storage. All devices uses the same eMMC storage type.[12][13] All devices also include a microSDXC slot, allowing users to expand their storage capacity up to 1 TB.

Battery

All variants have a Li-Po 5000 mAh non-removable battery. Only the A03s have the 15W Fast Charging support.[13]

Software

The Galaxy A03 & A03s originally came with Android 11 and One UI Core 3.1 pre-installed. The Galaxy A03s have the same pre-installed OS and One UI version as with the other devices, albeit it uses the Android Go edition of the OS. Like its predecessors, it is only slated to receive 2 OS upgrades and 4 years of security updates.

More information Pre-installed OS, OS Upgrades history ...
Pre-installed OS OS Upgrades history End of support
1st 2nd
A03 Core Android 11
(Android Go)
(One UI Core 3.1)		 Android 12
(Android Go)
(One UI Core 4.0)
March 2023[14]		 Android 13
(Android Go)
(One UI Core 5.1)
September 2023[15]		 January 2026[16]
A03 Android 11
(One UI Core 3.1)		 Android 12
(One UI Core 4.1)
August 2022[17]		 Android 13
(One UI Core 5.0)
January 2023[18]		 February 2026
A03s Android 12
(One UI Core 4.1)
July 2022[19]		 Android 13
(One UI Core 5.0)
December 2022[20]		 October 2025[21]
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References

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