Oppo A31 vs Spice Mi-285 Stellar

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

    Mi-285 Stellar: 101 g lighter

    A31:
    180 g
    Mi-285 Stellar:
    79 g
  • Width

    Mi-285 Stellar: 17.1 mm narrower

    A31:
    75.5 mm
    Mi-285 Stellar:
    58.4 mm
  • Screen diagonal

    Mi-285 Stellar: 3.7 in smaller diagonal

    A31:
    6.5 in
    Mi-285 Stellar:
    2.8 in
  • Rear camera layout

    A31:
    Triple
    Mi-285 Stellar:
    Single
  • Depth

    A31: 4.4 mm thinner

    A31:
    8.3 mm
    Mi-285 Stellar:
    12.7 mm
  • Height

    Mi-285 Stellar: 47.4 mm shorter

    A31:
    163.9 mm
    Mi-285 Stellar:
    116.5 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. A31

    Height:
    163.9 mm +47.4 mm versus Mi-285 Stellar
    Width:
    75.5 mm +17.1 mm versus Mi-285 Stellar
    Depth:
    8.3 mm
  2. 2. Mi-285 Stellar

    Height:
    116.5 mm
    Width:
    58.4 mm
    Depth:
    12.7 mm +4.4 mm versus A31

Weight

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

  1. 1. A31

    180 g

    +101 g versus Mi-285 Stellar

  2. 2. Mi-285 Stellar

    79 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. A31

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²
  2. 2. Mi-285 Stellar

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²

A31 has approximately 320.1% more rectangular screen area than Mi-285 Stellar.

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 A31, Mi-285 Stellar, compared at the same storage capacity.
StorageA31Mi-285 Stellar
128 GB 4 GB RAM Unknown

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A31

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. Mi-285 Stellar

NFC:
Unknown
Headphone jack:
Unknown
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. A31

    4230 mAh

    +2830 mAh versus Mi-285 Stellar

  2. 2. Mi-285 Stellar

    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. A312. Mi-285 Stellar

Everyday essentials
Everyday essentials — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Dimensions (HxWxD)
  • 163.9 Х 75.5 Х 8.3 mm
  • 116.5 Х 58.4 Х 12.7 mm
Weight
  • 180 g
  • 79 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.5" inch
  • 2.8" inch
Screen resolution
  • 720 x 1600 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 4GB RAM
Unknown
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4230 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie); ColorOS 6.1
  • Android 2.3 (Gingerbread)
Chipset
  • Mediatek MT6765V/CB Helio P35 (12nm)
  • Mediatek MT6573 (65 nm)
Headphone jack
  • Yes
Unknown
Display
Display — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 102.0 cm2
  • 24.3 cm2
Screen format
  • 20:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 82.4%
  • 35.7%
PPI /points per inch/
  • 270 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Rear camera, main
  • 12 MP
  • Triple
  • 3.15 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
  • 3.15 MP
Functions
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • 650 MHz Cortex-A9
Graphics processor GPU
  • PowerVR GE8320
  • PowerVR SGX531
Antutu 8 score *
  • 105221
Unknown
General specs
General specs — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Release date
  • 2020
  • February 13
  • 2012
  • June
Colors
  • Fantasy White
  • Mystery Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 60 EUR
Battery life Unknown
  • Stand by time- Up to 480 h Talking time- Up to 6 h
Body build
  • Glass front
  • plastic back
  • plastic frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • BDS
  • Yes
USB
  • microUSB 2.0
  • USB On-The-Go
  • Proprietary
Bluetooth
  • 5.0
  • A2DP
  • LE
  • Yes
Music and Audio
Music and Audio — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Radio
  • FM radio
  • wireless FM
Others
  • 480 nits typ. brightness
Unknown
Other features
Other features — specifications for A31, Mi-285 Stellar.
SpecificationA31Mi-285 Stellar
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass
Unknown