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Oppo A39 vs Unnecto Bolt

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.

  • Weight

    A39: 23 g lighter

    A39:
    147 g
    Bolt:
    170 g
  • Screen diagonal

    Bolt: 0.2 in smaller diagonal

    A39:
    5.2 in
    Bolt:
    5 in
  • Depth

    A39: 1.5 mm thinner

    A39:
    7.7 mm
    Bolt:
    9.2 mm
  • Height

    Bolt: 3.9 mm shorter

    A39:
    149.1 mm
    Bolt:
    145.2 mm
  • Release year

    A39:
    2017
    Bolt:
    2016

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. A39

    Height:
    149.1 mm +3.9 mm versus Bolt
    Width:
    72.9 mm
    Depth:
    7.7 mm
  2. 2. Bolt

    Height:
    145.2 mm
    Width:
    73.5 mm
    Depth:
    9.2 mm +1.5 mm versus A39

Weight

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

  1. 1. A39

    147 g

  2. 2. Bolt

    170 g

    +23 g versus A39

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. A39

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

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

A39 has approximately 8.2% more rectangular screen area than Bolt.

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 A39, Bolt, compared at the same storage capacity.
StorageA39Bolt
8 GB Not recorded 1 GB RAM
32 GB 3 GB RAM Not recorded

Practical features

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

1. A39

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated slot)

2. Bolt

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB

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. A39

    2900 mAh

    +900 mAh versus Bolt

  2. 2. Bolt

    2000 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. A392. Bolt

Everyday essentials
Everyday essentials — specifications for A39, Bolt.
SpecificationA39Bolt
Dimensions (HxWxD)
  • 149.1 Х 72.9 Х 7.7 mm
  • 145.2 Х 73.5 Х 9.2 mm
Weight
  • 147 g
  • 170 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5.2" inch
  • 5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2900 mAh
  • Non-removable Li-Ion
  • 2000 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop); ColorOS 3
  • Android 5.1 (Lollipop)
Chipset
  • Mediatek MT6750 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A39, Bolt.
SpecificationA39Bolt
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 74.5 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 68.6%
  • 64.6%
PPI /points per inch/
  • 282 PPI
  • 294 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video — specifications for A39, Bolt.
SpecificationA39Bolt
Rear camera, main
  • 13 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
  • 8 MP
  • PDAF
Functions
  • LED flash
  • panorama
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • f/2.4
  • 1/4''
  • 1.4µm
  • 2 MP
  • AF
Performance

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

Performance — specifications for A39, Bolt.
SpecificationA39Bolt
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
  • Quad-core 1.1 GHz
Graphics processor GPU
  • Mali-T860MP2
  • Adreno 304
GeekBench 4 Single Core *
  • 639
Unknown
GeekBench 4 Multi-Core *
  • 2481
Unknown
GeekBench 4 RenderScript *
  • 1870
Unknown
General specs
General specs — specifications for A39, Bolt.
SpecificationA39Bolt
Release date
  • 2017
  • March
  • 2016
  • June
Colors
  • Gold
  • Rose Gold
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h (2G) / Up to 175 h (3G) Talking time- Up to 6 h (2G) / Up to 5 h (3G)
Body build
  • aluminum body
  • plastic ends
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A39, Bolt.
SpecificationA39Bolt
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • 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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • 4.1
  • LE
Harmful irradiation Unknown
  • SAR - 1.25 W/kg (head) 1.15 W/kg (body)
Music and Audio
Music and Audio — specifications for A39, Bolt.
SpecificationA39Bolt
Radio
  • FM radio
  • No
Other features
Other features — specifications for A39, Bolt.
SpecificationA39Bolt
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity