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Allview A4 Duo vs BLU Studio Mini

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.

  • WeightA4 Duo: 76.4 g lighterA4 Duo: 110.6 g · Studio Mini: 187 g
  • WidthA4 Duo: 8.3 mm narrowerA4 Duo: 63.2 mm · Studio Mini: 71.5 mm
  • Screen diagonalA4 Duo: 2 in smaller diagonalA4 Duo: 3.5 in · Studio Mini: 5.5 in
  • DepthStudio Mini: 1.6 mm thinnerStudio Mini: 10.4 mm · A4 Duo: 12 mm
  • HeightA4 Duo: 34.4 mm shorterA4 Duo: 116.1 mm · Studio Mini: 150.5 mm
  • Release year2013 / 2019A4 Duo: 2013 · Studio Mini: 2019

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
A4 Duo: 116.1 × 63.2 mm 1 Studio Mini: 150.5 × 71.5 mm 2
Side
A4 Duo: 116.1 × 12 mm 1 Studio Mini: 150.5 × 10.4 mm 2
  1. 1. A4 Duo
    Height
    116.1 mm
    Width
    63.2 mm
    Depth
    12 mm
    Weight
    110.6 g
  2. 2. Studio Mini
    Height
    150.5 mm
    Width
    71.5 mm
    Depth
    10.4 mm
    Weight
    187 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
SpecificationA4 DuoStudio Mini
Dimensions (HxWxD)
  • 116.1 Х 63.2 Х 12 mm
  • 150.5 Х 71.5 Х 10.4 mm
Weight
  • 110.6 g
  • 187 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 5.5" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1440 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM - Liquid M2208 GB
  • 32GB 2GB RAM
Memory card support
  • panorama
  • microSD
  • up to 64 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 3000 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 9.0 (Pie)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA4 DuoStudio Mini
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 36.5 cm2
  • 78.1 cm2
Screen format
  • 3:2 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 149.7 g
  • 72.5%
PPI /points per inch/
  • 165 PPI
  • 293 PPI
Camera and Video
Camera and Video
SpecificationA4 DuoStudio Mini
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications
  • Super AMOLED
  • 8 MP
Performance
Performance
SpecificationA4 DuoStudio Mini
Processor CPU
  • Dual-core 1.0 GHz Cotex-A7
  • Octa-core 1.6 GHz Cortex-A55
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • IMG8322
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 11698
Unknown
General specs
General specs
SpecificationA4 DuoStudio Mini
Release date
  • 2013
  • November
  • 2019
  • September
Colors
  • Black
  • Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 80 USD
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 600 h (2G) / Up to 550 h (3G) Talking time- Up to 21 h (2G) / Up to 16 h (3G)
Communication and Connectivity
Communication and Connectivity
SpecificationA4 DuoStudio Mini
SIM card
  • Dual SIM (dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.1
  • A2DP
Music and Audio
Music and Audio
SpecificationA4 DuoStudio Mini
Radio
  • FM radio
  • FM radio
Other features
Other features
SpecificationA4 DuoStudio Mini
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity