Allview Viper L vs Oppo A39

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Width

    Viper L: 1.4 mm narrower

    Viper L:
    71.5 mm
    A39:
    72.9 mm
  • Screen diagonal

    A39: 0.3 in smaller diagonal

    Viper L:
    5.5 in
    A39:
    5.2 in
  • Chipset

    Viper L:
    Mediatek MT6582 (28 nm)
    A39:
    Mediatek MT6750 (28 nm)
  • Depth

    A39: 0.9 mm thinner

    Viper L:
    8.6 mm
    A39:
    7.7 mm
  • Height

    Viper L: 7.1 mm shorter

    Viper L:
    142 mm
    A39:
    149.1 mm
  • Release year

    Viper L:
    2015
    A39:
    2017

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. Viper L

    Height:
    142 mm
    Width:
    71.5 mm
    Depth:
    8.6 mm +0.9 mm versus A39
  2. 2. A39

    Height:
    149.1 mm +7.1 mm versus Viper L
    Width:
    72.9 mm +1.4 mm versus Viper L
    Depth:
    7.7 mm

Weight

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

  1. 1. Viper L

    150 g

    +3 g versus A39

  2. 2. A39

    147 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Viper L

    Viper L: Screen geometry unavailable or conflicting.

  2. 2. A39

    Screen diagonal:
    5.2 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    74.5 cm²

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 Viper L, A39, compared at the same storage capacity.
StorageViper LA39
8 GB 1 GB RAM Not recorded
32 GB Not recorded 3 GB 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. Viper L

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. A39

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Viper L

    1950 mAh

  2. 2. A39

    2900 mAh

    +950 mAh versus Viper L

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. Viper L2. A39

Everyday essentials
Everyday essentials — specifications for Viper L, A39.
SpecificationViper LA39
Dimensions (HxWxD)
  • 142 Х 71.5 Х 8.6 mm
  • 149.1 Х 72.9 Х 7.7 mm
Weight
  • 150 g
  • 147 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.2" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1950 mAh
  • Removable Li-Ion
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 5.1 (Lollipop); ColorOS 3
Chipset
  • Mediatek MT6582 (28 nm)
  • Mediatek MT6750 (28 nm)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Viper L, A39.
SpecificationViper LA39
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • Super AMOLED
  • 16M
Screen area
  • 68.9 cm2
  • 74.5 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 67.9%
  • 68.6%
PPI /points per inch/
  • 196 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for Viper L, A39.
SpecificationViper LA39
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.4
  • 1/4''
  • 1.4µm
Performance

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

Performance — specifications for Viper L, A39.
SpecificationViper LA39
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
  • Mali-T860MP2
GeekBench 4 Single Core * Unknown
  • 639
GeekBench 4 Multi-Core * Unknown
  • 2481
GeekBench 4 RenderScript * Unknown
  • 1870
General specs
General specs — specifications for Viper L, A39.
SpecificationViper LA39
Release date
  • 2015
  • February
  • 2017
  • March
Colors
  • Black
  • White
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 150 EUR
Battery life
  • Stand by time- Up to 195 h Talking time- Up to 8 h 30 min
Unknown
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for Viper L, A39.
SpecificationViper LA39
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 40(2300)
  • 41(2500) LTE band 1(2100)
  • 20(800)
  • 28(700)
  • 39(1900)
  • 41(2500)
Speed
  • HSPA 21.1/11.5 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 12
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.76 W/kg (head) 1.37 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Viper L, A39.
SpecificationViper LA39
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Viper L, A39.
SpecificationViper LA39
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass