Oppo A83 vs Samsung Galaxy C7 (2017)

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 C7 (2017):
    OLED
  • Weight

    A83: 37 g lighter

    A83:
    143 g
    Galaxy C7 (2017):
    180 g
  • Width

    A83: 1.6 mm narrower

    A83:
    73.1 mm
    Galaxy C7 (2017):
    74.7 mm
  • Screen diagonal

    Galaxy C7 (2017): 0.2 in smaller diagonal

    A83:
    5.7 in
    Galaxy C7 (2017):
    5.5 in
  • Rear camera layout

    A83:
    Single
    Galaxy C7 (2017):
    Dual
  • Release year

    A83:
    2018
    Galaxy C7 (2017):
    2017

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
    Width:
    73.1 mm
    Depth:
    7.7 mm
  2. 2. Galaxy C7 (2017)

    Height:
    152.4 mm
    Width:
    74.7 mm +1.6 mm versus A83
    Depth:
    7.9 mm

Weight

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

  1. 1. A83

    143 g

  2. 2. Galaxy C7 (2017)

    180 g

    +37 g versus A83

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 C7 (2017)

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

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

A83: Original memory entry

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

Galaxy C7 (2017): Original memory entry

32 GB · 512GB 4GB

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 C7 (2017)

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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

    +180 mAh versus Galaxy C7 (2017)

  2. 2. Galaxy C7 (2017)

    3000 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 C7 (2017)

Everyday essentials
Everyday essentials — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Dimensions (HxWxD)
  • 150.5 Х 73.1 Х 7.7 mm
  • 152.4 Х 74.7 Х 7.9 mm
Weight
  • 143 g
  • 180 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5.7" inch
  • 5.5" inch
Screen resolution
  • 720 x 1440 px
  • 1080 x 1920 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
  • 32 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3180 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 7.1 (Nougat); ColorOS 3.2
  • Android 7.1 (Nougat)
Chipset
  • Mediatek MT6763T Helio P23 (16 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 83.4 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 76.2%
  • 73.3%
PPI /points per inch/
  • 282 PPI
  • 401 PPI
Camera and Video
Camera and Video — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • AF
  • f/2.2
  • 13 MP
  • f/1.7
  • AF -5 MP
  • f/1.9
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 16 MP
  • f/1.9
Performance

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

Performance — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Processor CPU
  • Octa-core 2.5 GHz Cortex-A53
  • Octa-core (4x2.4 GHz & 4x1.7 GHz)
Graphics processor GPU
  • Mali-G71 MP2
Unknown
Antutu 7 score *
  • 80225
  • 45123
GeekBench 4 Single Core *
  • 863
Unknown
GeekBench 4 Multi-Core *
  • 3612
Unknown
GeekBench 4 RenderScript * Unknown
  • 1968
General specs
General specs — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Release date
  • 2018
  • January
  • 2017
  • September
Colors
  • Gold
  • Black
  • Red
  • Blue
  • Gold
  • Black
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 280 EUR
Battery life Unknown
  • Talking time- Up to 16 h (3G) Music play - Up to 78 h
Body build
  • Front glass
  • aluminum body
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
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 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
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/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR EU - 0.98 W/kg (head) 1.47 W/kg (body)
Music and Audio
Music and Audio — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Always-on display
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A83, Galaxy C7 (2017).
SpecificationA83Galaxy C7 (2017)
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as Samsung Galaxy J7+ in Thailand
  • Malaysia
  • Philippines; Samsung Galaxy C8 in China