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BLU Studio Max vs Oppo A31

Compare recorded specifications, size and practical differences.

Oppo A31

Oppo A31

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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.

  • WeightStudio Max: 11 g lighterStudio Max: 169 g · A31: 180 g
  • Screen diagonalStudio Max: 1 in smaller diagonalStudio Max: 5.5 in · A31: 6.5 in
  • Rear camera layoutSingle / TripleStudio Max: Single · A31: Triple
  • HeightStudio Max: 10.1 mm shorterStudio Max: 153.8 mm · A31: 163.9 mm
  • Release year2016 / 2020Studio Max: 2016 · A31: 2020

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.

Front
Studio Max: 153.8 × 75.6 mm 1 A31: 163.9 × 75.5 mm 2
Side
Studio Max: 153.8 × 8.5 mm 1 A31: 163.9 × 8.3 mm 2
  1. 1. Studio Max
    Height
    153.8 mm
    Width
    75.6 mm
    Depth
    8.5 mm
    Weight
    169 g
  2. 2. A31
    Height
    163.9 mm
    Width
    75.5 mm
    Depth
    8.3 mm
    Weight
    180 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
SpecificationStudio MaxA31
Dimensions (HxWxD)
  • 153.8 Х 75.6 Х 8.5 mm
  • 163.9 Х 75.5 Х 8.3 mm
Weight
  • 169 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.5" inch
  • 6.5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1600 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 2 GB RAM
  • 128GB 4GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSDXC (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 6.0 (Marshmallow)
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Mediatek MT6753 (28 nm)
  • Mediatek MT6765V/CB Helio P35 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationStudio MaxA31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 102.0 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 71.7%
  • 82.4%
PPI /points per inch/
  • 401 PPI
  • 270 PPI
Camera and Video
Camera and Video
SpecificationStudio MaxA31
Rear camera, main
  • 13 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 13 MP
  • f/2.2
  • 1/3''
  • 1.12µm
  • PDAF
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
Functions
  • LED flash
  • panorama
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 5 MP
  • 8 MP
  • f/2.0
Performance
Performance
SpecificationStudio MaxA31
Processor CPU
  • Octa-core 1.3 GHz
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • Mali-T720
  • PowerVR GE8320
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 105221
General specs
General specs
SpecificationStudio MaxA31
Release date
  • 2016
  • November
  • 2020
  • February 13
Colors
  • Grey
  • Rose Gold
  • Gold
  • Fantasy White
  • Mystery Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 180 EUR
Battery life
  • Stand by time- Up to 750 h (2G) / Up to 650 h (3G) Talking time- Up to 30 h (2G) / Up to 22 h (3G)
Unknown
Body build Unknown
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity
SpecificationStudio MaxA31
SIM card
  • Dual SIM (Mini-SIM/ Nano-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 7(2600)
  • 12(700)
  • 17(700)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • BDS
USB
  • microUSB 2.0
  • USB Host
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationStudio MaxA31
Radio
  • FM radio
  • FM radio
Others Unknown
  • 480 nits typ. brightness
Other features
Other features
SpecificationStudio MaxA31
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass

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