Oppo A83 vs ZTE Blade 20

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.

  • Weight

    A83: 47 g lighter

    A83:
    143 g
    Blade 20:
    190 g
  • Width

    A83: 3.5 mm narrower

    A83:
    73.1 mm
    Blade 20:
    76.6 mm
  • Screen diagonal

    A83: 0.79 in smaller diagonal

    A83:
    5.7 in
    Blade 20:
    6.49 in
  • Chipset

    A83:
    Mediatek MT6763T Helio P23 (16 nm)
    Blade 20:
    Mediatek MT6771 Helio P70 (12nm)
  • Rear camera layout

    A83:
    Single
    Blade 20:
    Dual
  • Depth

    A83: 1.3 mm thinner

    A83:
    7.7 mm
    Blade 20:
    9 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
    Width:
    73.1 mm
    Depth:
    7.7 mm
  2. 2. Blade 20

    Height:
    162.9 mm +12.4 mm versus A83
    Width:
    76.6 mm +3.5 mm versus A83
    Depth:
    9 mm +1.3 mm versus A83

Weight

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

  1. 1. A83

    143 g

  2. 2. Blade 20

    190 g

    +47 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. Blade 20

    Screen diagonal:
    6.49 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    103.4 cm²

Blade 20 has approximately 23.3% more rectangular screen area than A83.

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, Blade 20, compared at the same storage capacity.
StorageA83Blade 20
128 GB Unknown 4 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. Blade 20

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

  2. 2. Blade 20

    5000 mAh

    +1820 mAh versus A83

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. Blade 20

Everyday essentials
Everyday essentials — specifications for A83, Blade 20.
SpecificationA83Blade 20
Dimensions (HxWxD)
  • 150.5 Х 73.1 Х 7.7 mm
  • 162.9 Х 76.6 Х 9 mm
Weight
  • 143 g
  • 190 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.7" inch
  • 6.49" inch
Screen resolution
  • 720 x 1440 px
  • 720 x 1560 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
  • 128GB 4GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses shared SIM slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3180 mAh
  • Non-removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1 (Nougat); ColorOS 3.2
  • Android 9.0 (Pie)
Chipset
  • Mediatek MT6763T Helio P23 (16 nm)
  • Mediatek MT6771 Helio P70 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A83, Blade 20.
SpecificationA83Blade 20
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.8 cm2
  • 103.4 cm2
Screen format
  • 18:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 76.2%
  • 82.9%
PPI /points per inch/
  • 282 PPI
  • 265 PPI
Camera and Video
Camera and Video — specifications for A83, Blade 20.
SpecificationA83Blade 20
Rear camera, main
  • 13 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • AF
  • f/2.2
  • 16 MP
  • f/2.0
  • PDAF -8 MP
  • 12mm (ultrawide) -2 MP
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/2.2
  • 8 MP
  • f/2.4
Performance

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

Performance — specifications for A83, Blade 20.
SpecificationA83Blade 20
Processor CPU
  • Octa-core 2.5 GHz Cortex-A53
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-G71 MP2
  • Mali-G72 MP3
Antutu 7 score *
  • 80225
Unknown
GeekBench 4 Single Core *
  • 863
Unknown
GeekBench 4 Multi-Core *
  • 3612
Unknown
General specs
General specs — specifications for A83, Blade 20.
SpecificationA83Blade 20
Release date
  • 2018
  • January
  • 2019
  • October
Colors
  • Gold
  • Black
  • Red
  • Blue
  • Turquoise
  • Magic red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 130 EUR
Body build
  • Front glass
  • aluminum body
  • Front glass
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for A83, Blade 20.
SpecificationA83Blade 20
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 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
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 b/g/n
  • 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
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A83, Blade 20.
SpecificationA83Blade 20
Radio
  • No
  • FM radio
  • recording
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A83, Blade 20.
SpecificationA83Blade 20
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 18W