Oppo A83 vs Samsung Galaxy S2

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

    A83:
    LCD
    Galaxy S2:
    OLED
  • Weight

    Galaxy S2: 27 g lighter

    A83:
    143 g
    Galaxy S2:
    116 g
  • Width

    Galaxy S2: 7 mm narrower

    A83:
    73.1 mm
    Galaxy S2:
    66.1 mm
  • Screen diagonal

    Galaxy S2: 1.4 in smaller diagonal

    A83:
    5.7 in
    Galaxy S2:
    4.3 in
  • Chipset

    A83:
    Mediatek MT6763T Helio P23 (16 nm)
    Galaxy S2:
    Exynos 4210 Dual
  • Depth

    A83: 0.8 mm thinner

    A83:
    7.7 mm
    Galaxy S2:
    8.5 mm

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. A83

    Height:
    150.5 mm +25.2 mm versus Galaxy S2
    Width:
    73.1 mm +7 mm versus Galaxy S2
    Depth:
    7.7 mm
  2. 2. Galaxy S2

    Height:
    125.3 mm
    Width:
    66.1 mm
    Depth:
    8.5 mm +0.8 mm versus A83

Weight

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

  1. 1. A83

    143 g

    +27 g versus Galaxy S2

  2. 2. Galaxy S2

    116 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. A83

    Screen diagonal:
    5.7 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    83.8 cm²
  2. 2. Galaxy S2

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²

A83 has approximately 59.3% more rectangular screen area than Galaxy S2.

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 A83, Galaxy S2, compared at the same storage capacity.
StorageA83Galaxy S2
16 GB Unknown 1 GB RAM
32 GB Unknown 1 GB RAM
A83: Original memory entry

64/32 GB · 4 GB RAM 32 GB · 3 GB RAM 16 GB · 2 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. A83

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Galaxy S2

NFC:
See details Optional
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. A83

    3180 mAh

    +1530 mAh versus Galaxy S2

  2. 2. Galaxy S2

    1650 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. A832. Galaxy S2

Everyday essentials
Everyday essentials — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Dimensions (HxWxD)
  • 150.5 Х 73.1 Х 7.7 mm
  • 125.3 Х 66.1 Х 8.5 mm
Weight
  • 143 g
  • 116 g
Technology
  • IPS LCD
  • Super AMOLED Plus
Screen size
  • 5.7" inch
  • 4.3" inch
Screen resolution
  • 720 x 1440 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/32 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM 16 GB
  • 2 GB RAM
  • 16/32 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3180 mAh
  • Non-removable Li-Ion
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat); ColorOS 3.2
  • Android 2.3.4 (Gingerbread)
  • upgradable to 4.1 (Jelly Bean); TouchWiz UI 4
Chipset
  • Mediatek MT6763T Helio P23 (16 nm)
  • Exynos 4210 Dual
NFC Unknown
  • Optional
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 52.6 cm2
Screen format
  • 18:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 76.2%
  • 63.5%
PPI /points per inch/
  • 282 PPI
  • 217 PPI
Screen protection Unknown
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • AF
  • f/2.2
  • 8 MP
  • f/2.6
  • 1/3.2''
  • AF
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 2 MP
Performance

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

Performance — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Processor CPU
  • Octa-core 2.5 GHz Cortex-A53
  • Dual-core 1.2 GHz Cortex-A9
Graphics processor GPU
  • Mali-G71 MP2
  • Mali-400MP4
Antutu 7 score *
  • 80225
  • 9100
GeekBench 4 Single Core *
  • 863
  • 415
GeekBench 4 Multi-Core *
  • 3612
  • 639
GeekBench 4 RenderScript * Unknown
  • 346
General specs
General specs — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Release date
  • 2018
  • January
  • 2011
  • February. Released 2011
  • April
Colors
  • Gold
  • Black
  • Red
  • Blue
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 170 EUR
Battery life Unknown
  • Stand by time- Up to 710 h (2G) / Up to 610 h (3G) Talking time- Up to 18 h 20 min (2G) / Up to 8 h 40 min (3G)
Body build
  • Front glass
  • aluminum body
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 - India
  • Thailand
  • Pakistan HSDPA 850 / 900 / 1900 / 2100 - China -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500) - India
  • Thailand LTE band 1(2100)
  • 7(2600)
  • 34(2000)
  • 39(1900)
  • 41(2500) - China (A83t) LTE band 1(2100)
  • 41(2500) - Pakistan
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0 (MHL TV-out)
  • USB Host
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 3.0
  • A2DP
  • aptX
Harmful irradiation Unknown
  • SAR - 0.16 W/kg (head) 0.96 W/kg (body) SAR EU - 0.34 W/kg (head)
Music and Audio
Music and Audio — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A83, Galaxy S2.
SpecificationA83Galaxy S2
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass