HTC Velocity 4G vs Oppo A39

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.

  • Weight

    A39: 16.8 g lighter

    Velocity 4G:
    163.8 g
    A39:
    147 g
  • Width

    Velocity 4G: 5.9 mm narrower

    Velocity 4G:
    67 mm
    A39:
    72.9 mm
  • Screen diagonal

    Velocity 4G: 0.7 in smaller diagonal

    Velocity 4G:
    4.5 in
    A39:
    5.2 in
  • Chipset

    Velocity 4G:
    Qualcomm MSM8260 Snapdragon S3
    A39:
    Mediatek MT6750 (28 nm)
  • Depth

    A39: 3.6 mm thinner

    Velocity 4G:
    11.3 mm
    A39:
    7.7 mm
  • Height

    Velocity 4G: 20.3 mm shorter

    Velocity 4G:
    128.8 mm
    A39:
    149.1 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.

  1. 1. Velocity 4G

    Height:
    128.8 mm
    Width:
    67 mm
    Depth:
    11.3 mm +3.6 mm versus A39
  2. 2. A39

    Height:
    149.1 mm +20.3 mm versus Velocity 4G
    Width:
    72.9 mm +5.9 mm versus Velocity 4G
    Depth:
    7.7 mm

Weight

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

  1. 1. Velocity 4G

    163.8 g

    +16.8 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.

  1. 1. Velocity 4G

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. A39

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

A39 has approximately 33.5% more rectangular screen area than Velocity 4G.

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 Velocity 4G, A39, compared at the same storage capacity.
StorageVelocity 4GA39
32 GB Unknown 3 GB RAM
Velocity 4G: Original memory entry

16 GB (13 GB user available) · 1 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. Velocity 4G

NFC:
Unknown
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. Velocity 4G

    1620 mAh

  2. 2. A39

    2900 mAh

    +1280 mAh versus Velocity 4G

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. Velocity 4G2. A39

Everyday essentials
Everyday essentials — specifications for Velocity 4G, A39.
SpecificationVelocity 4GA39
Dimensions (HxWxD)
  • 128.8 Х 67 Х 11.3 mm
  • 149.1 Х 72.9 Х 7.7 mm
Weight
  • 163.8 g
  • 147 g
Technology
  • S-LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.2" inch
Screen resolution
  • 540 x 960 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB (13 GB user available)
  • 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.
  • 1620 mAh
  • Removable Li-Ion
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3.7 (Gingerbread)
  • upgradable to 4.0.4 (Ice Cream Sandwich); Sense UI 3.5
  • Android 5.1 (Lollipop); ColorOS 3
Chipset
  • Qualcomm MSM8260 Snapdragon S3
  • Mediatek MT6750 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Velocity 4G, A39.
SpecificationVelocity 4GA39
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 55.8 cm2
  • 74.5 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 64.7%
  • 68.6%
PPI /points per inch/
  • 245 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for Velocity 4G, A39.
SpecificationVelocity 4GA39
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
Functions
  • Dual-LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 1.3 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 Velocity 4G, A39.
SpecificationVelocity 4GA39
Processor CPU
  • Dual-core 1.5 GHz Scorpion
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 220
  • 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 Velocity 4G, A39.
SpecificationVelocity 4GA39
Release date
  • 2012
  • January
  • 2017
  • March
Colors
  • Black
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 293 h (2G) / Up to 248 h (3G) Talking time- Up to 7 h 40 min (2G) / Up to 5 h 10 min (3G)
Unknown
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for Velocity 4G, A39.
SpecificationVelocity 4GA39
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 2100 HSDPA 900 / 2100 -4G - LTE band 3(1800) LTE band 7(2600)
  • 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 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Up to 80 kbps
  • Yes
Edge
  • Up to 236.8 kbps
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0 (MHL TV-out)
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Velocity 4G, A39.
SpecificationVelocity 4GA39
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Velocity 4G, A39.
SpecificationVelocity 4GA39
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP3/AAC+/WAV/WMA player -MP4/H.264/WMV player -Organizer -Document viewer -Voice memo/dial/commands -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass