Oppo A57 vs Vodafone Smart first 7

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

    Smart first 7: 37 g lighter

    A57:
    147 g
    Smart first 7:
    110 g
  • Width

    Smart first 7: 10.1 mm narrower

    A57:
    72.9 mm
    Smart first 7:
    62.8 mm
  • Screen diagonal

    Smart first 7: 1.7 in smaller diagonal

    A57:
    5.2 in
    Smart first 7:
    3.5 in
  • Chipset

    A57:
    Qualcomm MSM8940 Snapdragon 435 (28 nm)
    Smart first 7:
    Spreadtrum SC7731G
  • Depth

    A57: 4.3 mm thinner

    A57:
    7.7 mm
    Smart first 7:
    12 mm
  • Height

    Smart first 7: 34.7 mm shorter

    A57:
    149.1 mm
    Smart first 7:
    114.4 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 +34.7 mm versus Smart first 7
    Width:
    72.9 mm +10.1 mm versus Smart first 7
    Depth:
    7.7 mm
  2. 2. Smart first 7

    Height:
    114.4 mm
    Width:
    62.8 mm
    Depth:
    12 mm +4.3 mm versus A57

Weight

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

  1. 1. A57

    147 g

    +37 g versus Smart first 7

  2. 2. Smart first 7

    110 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. A57

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²
  2. 2. Smart first 7

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

A57 has approximately 104.4% more rectangular screen area than Smart first 7.

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, Smart first 7, compared at the same storage capacity.
StorageA57Smart first 7
32 GB 3 GB RAM Unknown
Smart first 7: Original memory entry

4 GB · 512 MB 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. Smart first 7

NFC:
Unknown
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. A57

    2900 mAh

    +1500 mAh versus Smart first 7

  2. 2. Smart first 7

    1400 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. A572. Smart first 7

Everyday essentials
Everyday essentials — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
Dimensions (HxWxD)
  • 149.1 Х 72.9 Х 7.7 mm
  • 114.4 Х 62.8 Х 12 mm
Weight
  • 147 g
  • 110 g
Technology
  • IPS LCD
  • TFT TN
Screen size
  • 5.2" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 256 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2900 mAh
  • Non-removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6 (Marshmallow); ColorOS 3
  • Android 5.1 (Lollipop)
Chipset
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
  • Spreadtrum SC7731G
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 74.5 cm2
  • 36.5 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 68.6%
  • 50.8%
PPI /points per inch/
  • 282 PPI
  • 165 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
Rear camera, main
  • 13 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • PDAF
  • f/2.2
  • 2 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • 720p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 0 MP,
Specifications
  • 16 MP
  • f/2.0
  • 1.12µm
  • AF
Unknown
Performance

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

Performance — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
Processor CPU
  • Octa-core 1.4 GHz Cortex-A53
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • Adreno 505
  • Mali-400MP2
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, Smart first 7.
SpecificationA57Smart first 7
Release date
  • 2016
  • November
  • 2016
  • May
Colors
  • Black
  • Gold
  • Rose Gold
  • Volcano Black
  • Tech White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 30 EUR
Battery life Unknown
  • Talking time- Up to 5 h (3G)
Body build
  • Front glass
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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 900 / 1800
Speed
  • HSPA
  • LTE
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • A-GPS only
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
Bluetooth
  • 4.1
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for A57, Smart first 7.
SpecificationA57Smart first 7
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • proximity
  • compass - Also known as Oppo F3 Lite in Vietnam
  • Sensors No