Oppo A57 vs Oppo Realme U1

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

    A57: 21 g lighter

    A57:
    147 g
    Realme U1:
    168 g
  • Width

    A57: 1.1 mm narrower

    A57:
    72.9 mm
    Realme U1:
    74 mm
  • Screen diagonal

    A57: 1.1 in smaller diagonal

    A57:
    5.2 in
    Realme U1:
    6.3 in
  • Chipset

    A57:
    Qualcomm MSM8940 Snapdragon 435 (28 nm)
    Realme U1:
    Mediatek Helio P70 (12nm)
  • Rear camera layout

    A57:
    Single
    Realme U1:
    Dual
  • Height

    A57: 7.9 mm shorter

    A57:
    149.1 mm
    Realme U1:
    157 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. A57

    Height:
    149.1 mm
    Width:
    72.9 mm
    Depth:
    7.7 mm
  2. 2. Realme U1

    Height:
    157 mm +7.9 mm versus A57
    Width:
    74 mm +1.1 mm versus A57
    Depth:
    8 mm

Weight

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

  1. 1. A57

    147 g

  2. 2. Realme U1

    168 g

    +21 g versus A57

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. A57

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. Realme U1

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

Realme U1 has approximately 30.7% more rectangular screen area than A57.

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 A57, Realme U1, compared at the same storage capacity.
StorageA57Realme U1
32 GB 3 GB RAM Unknown
Realme U1: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 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. A57

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

2. Realme U1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. A57

    2900 mAh

  2. 2. Realme U1

    3500 mAh

    +600 mAh versus A57

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. A572. Realme U1

Everyday essentials
Everyday essentials — specifications for A57, Realme U1.
SpecificationA57Realme U1
Dimensions (HxWxD)
  • 149.1 Х 72.9 Х 7.7 mm
  • 157 Х 74 Х 8 mm
Weight
  • 147 g
  • 168 g
Technology
  • IPS LCD
  • LTPS IPS LCD
Screen size
  • 5.2" inch
  • 6.3" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2900 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6 (Marshmallow); ColorOS 3
  • Android 8.1 (Oreo); ColorOS 5.2
Chipset
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
  • Mediatek Helio P70 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A57, Realme U1.
SpecificationA57Realme U1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 97.4 cm2
Screen format
  • 16:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 68.6%
  • 83.9%
PPI /points per inch/
  • 282 PPI
  • 409 PPI
Screen protection
  • Corning Gorilla Glass 4
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for A57, Realme U1.
SpecificationA57Realme U1
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 13 MP
  • PDAF
  • f/2.2
  • 13 MP
  • f/2.2
  • AF -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 25 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 1.12µm
  • AF
  • 25 MP
  • f/2.0
  • 1/2.8''
  • 0.9μm
Performance

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

Performance — specifications for A57, Realme U1.
SpecificationA57Realme U1
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 505
  • Mali-G72 MP3
Antutu 7 score *
  • 46782
Unknown
GeekBench 4 Single Core *
  • 657
Unknown
GeekBench 4 Multi-Core *
  • 2764
Unknown
GeekBench 4 RenderScript *
  • 2302
Unknown
General specs
General specs — specifications for A57, Realme U1.
SpecificationA57Realme U1
Release date
  • 2016
  • November
  • 2018
  • November
Colors
  • Black
  • Gold
  • Rose Gold
  • Ambitious Black
  • Brave Blue
  • Fiery Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 140 EUR
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A57, Realme U1.
SpecificationA57Realme U1
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -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)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 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)
Speed
  • HSPA
  • LTE
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for A57, Realme U1.
SpecificationA57Realme U1
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A57, Realme U1.
SpecificationA57Realme U1
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - Also known as Oppo F3 Lite in Vietnam
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 5V/2A 10W