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BLU Studio Pro vs Oppo A91

Compare recorded specifications, size and practical differences.

Oppo A91

Oppo A91

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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.

  • Display technologyOLED versus LCDStudio Pro: LCD · A91: OLED
  • WeightStudio Pro: 21 g lighterStudio Pro: 151 g · A91: 172 g
  • Screen diagonalStudio Pro: 1.4 in smaller diagonalStudio Pro: 5 in · A91: 6.4 in
  • ChipsetMediatek MT6580 (28 nm) / Mediatek MT6771V Helio P70 (12nm)Studio Pro: Mediatek MT6580 (28 nm) · A91: Mediatek MT6771V Helio P70 (12nm)
  • Rear camera layoutDual / QuadStudio Pro: Dual · A91: Quad
  • DepthA91: 2 mm thinnerA91: 7.9 mm · Studio Pro: 9.9 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.

Front
Studio Pro: 144.1 × 72.8 mm 1 A91: 160.2 × 73.3 mm 2
Side
Studio Pro: 144.1 × 9.9 mm 1 A91: 160.2 × 7.9 mm 2
  1. 1. Studio Pro
    Height
    144.1 mm
    Width
    72.8 mm
    Depth
    9.9 mm
    Weight
    151 g
  2. 2. A91
    Height
    160.2 mm
    Width
    73.3 mm
    Depth
    7.9 mm
    Weight
    172 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 ProA91
Dimensions (HxWxD)
  • 144.1 Х 72.8 Х 9.9 mm
  • 160.2 Х 73.3 Х 7.9 mm
Weight
  • 151 g
  • 172 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 5" inch
  • 6.4" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2400 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 128GB 8GB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 256 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Po
  • 4025 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.0 (Nougat)
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Mediatek MT6580 (28 nm)
  • Mediatek MT6771V Helio P70 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationStudio ProA91
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 100.4 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 65.7%
  • 85.5%
PPI /points per inch/
  • 294 PPI
  • 408 PPI
Screen protection Unknown
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video
SpecificationStudio ProA91
Rear camera, main
  • 8 MP
  • Dual
  • 48 MP
  • Quad
Camera specs
  • 8 MP
  • AF -2 MP
  • depth sensor
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0"
  • 1.12µm -2 MP B/W
  • f/2.4
  • 1/5.0"
  • 1.75µm -2 MP
  • 1.75µm
  • depth sensor
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 5 MP
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1''
  • 1.0µm
Performance
Performance
SpecificationStudio ProA91
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400MP2
  • Mali-G72 MP3
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 21456
  • 135756
General specs
General specs
SpecificationStudio ProA91
Release date
  • 2017
  • August
  • 2019
  • December
Colors
  • Black
  • Gray
  • Gold
  • Rose Gold
  • Dark Blue
  • Red
  • Blue
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer. Unknown
  • 260 EUR
Battery life
  • Stand by time- Up to 650 h (2G) / Up to 550 h (3G) Talking time- Up to 24 h (2G) / Up to 12 h (3G)
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity
SpecificationStudio ProA91
SIM card
  • Dual SIM (Micro-SIM)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio
SpecificationStudio ProA91
Radio
  • No
  • FM radio
Others Unknown
  • 430 nits typ. brightness
  • Active noise cancellation with dedicated mic
Other features
Other features
SpecificationStudio ProA91
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 20W
  • 50% in 30 min -VOOC 3.0

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