Oppo A12 vs Samsung Galaxy A3

Compare recorded specifications, size and practical differences.

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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Display technology

    OLED versus LCD

    A12:
    LCD
    Galaxy A3:
    OLED
  • Weight

    Galaxy A3: 54.7 g lighter

    A12:
    165 g
    Galaxy A3:
    110.3 g
  • Width

    Galaxy A3: 10 mm narrower

    A12:
    75.5 mm
    Galaxy A3:
    65.5 mm
  • Screen diagonal

    Galaxy A3: 1.72 in smaller diagonal

    A12:
    6.22 in
    Galaxy A3:
    4.5 in
  • Chipset

    A12:
    Mediatek MT6765 Helio P35 (12nm)
    Galaxy A3:
    Qualcomm MSM8916 Snapdragon 410 (28 nm)
  • Rear camera layout

    A12:
    Dual
    Galaxy A3:
    Single

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

  1. 1. A12

    Height:
    155.9 mm +25.8 mm versus Galaxy A3
    Width:
    75.5 mm +10 mm versus Galaxy A3
    Depth:
    8.3 mm +1.4 mm versus Galaxy A3
  2. 2. Galaxy A3

    Height:
    130.1 mm
    Width:
    65.5 mm
    Depth:
    6.9 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. A12

    165 g

    +54.7 g versus Galaxy A3

  2. 2. Galaxy A3

    110.3 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

  1. 1. A12

    Screen diagonal:
    6.22 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    96.6 cm²
  2. 2. Galaxy A3

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²

A12 has approximately 73% more rectangular screen area than Galaxy A3.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for A12, Galaxy A3, compared at the same storage capacity.
StorageA12Galaxy A3
32 GB 3 GB RAM Unknown
64 GB 4 GB RAM Unknown
Galaxy A3: Original memory entry

16 GB · 1/1.5 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A12

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. Galaxy A3

NFC:
See details Yes (LTE model only)
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

  1. 1. A12

    4230 mAh

    +2330 mAh versus Galaxy A3

  2. 2. Galaxy A3

    1900 mAh

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. A122. Galaxy A3

Everyday essentials
Everyday essentials — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Dimensions (HxWxD)
  • 155.9 Х 75.5 Х 8.3 mm
  • 130.1 Х 65.5 Х 6.9 mm
Weight
  • 165 g
  • 110.3 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 6.22" inch
  • 4.5" inch
Screen resolution
  • 720 x 1520 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 64GB 4GB RAM
  • 16 GB
  • 1/1.5 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 1900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 4.4.4 (KitKat)
  • upgradable to 6.0.1 (Marshmallow)
Chipset
  • Mediatek MT6765 Helio P35 (12nm)
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
NFC Unknown
  • Yes (LTE model only)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 96.6 cm2
  • 55.8 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.0%
  • 65.5%
PPI /points per inch/
  • 270 PPI
  • 245 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Rear camera, main
  • 13 MP
  • Dual
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 1/3.1''
  • 1.12µm
  • PDAF -2 MP
  • f/2.4
  • (depth)
  • 8 MP
  • f/2.4
  • 31mm (standard)
  • AF
Functions
  • HDR
  • LED flash
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
  • 1/5''
  • 1.12µm
  • 5 MP
  • f/2.2
  • 23mm (wide)
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Processor CPU
  • Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Quad-core 1.2 GHz Cortex-A53
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 306
Antutu 7 score * Unknown
  • 20398
GeekBench 4 Single Core * Unknown
  • 490
GeekBench 4 Multi-Core * Unknown
  • 1115
GeekBench 4 RenderScript * Unknown
  • 811
General specs
General specs — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Release date
  • 2020
  • April 20
  • 2014
  • October
Colors
  • Blue
  • Black
  • Pearl White
  • Midnight Black
  • Platinum Silver
  • Soft Pink
  • Light Blue
  • Champagne Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 190 EUR
Battery life Unknown
  • Talking time- Up to 12 h (3G) Music play - Up to 60 h
Body build
  • Glass front
  • plastic back
  • plastic frame
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - all versions -3G - HSDPA 850 / 900 / 1900 / 2100 - A300F
  • A300FU
  • A300G
  • A300HQ
  • A300M
  • A300YZ -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - A300F
  • A300FU LTE band 1(2100)
  • 20(800)
  • 40(2300) - A300G LTE band 1(2100)
  • 2(1900)
  • 4(1700/2100)
  • 17(700) - A300M LTE band 3(1800)
  • 28(700) - A300YZ
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • EDR
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.24 W/kg (head) 0.30 W/kg (body)
Music and Audio
Music and Audio — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Radio
  • FM radio
  • FM radio
  • recording
Others
  • 450 nits typ. brightness
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A12, Galaxy A3.
SpecificationA12Galaxy A3
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - ANT+ - Versions: A300F with 1 GB RAM; A300FU with 1.5 GB RAM