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Oppo A39 vs T-Mobile Sidekick

Compare recorded specifications, size and practical differences.

Oppo A39

Oppo A39

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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.

  • WeightSidekick: 19 g lighterSidekick: 128 g · A39: 147 g
  • WidthSidekick: 14.9 mm narrowerSidekick: 58 mm · A39: 72.9 mm
  • Screen diagonalSidekick: 2.6 in smaller diagonalSidekick: 2.6 in · A39: 5.2 in
  • DepthA39: 10.3 mm thinnerA39: 7.7 mm · Sidekick: 18 mm
  • HeightSidekick: 30.1 mm shorterSidekick: 119 mm · A39: 149.1 mm
  • Release year2017 / 2008A39: 2017 · Sidekick: 2008

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
A39: 149.1 × 72.9 mm 1 Sidekick: 119 × 58 mm 2
Side
A39: 149.1 × 7.7 mm 1 Sidekick: 119 × 18 mm 2
  1. 1. A39
    Height
    149.1 mm+30.1 mm versus Sidekick
    Width
    72.9 mm+14.9 mm versus Sidekick
    Depth
    7.7 mm
    Weight
    147 g
  2. 2. Sidekick
    Height
    119 mm
    Width
    58 mm
    Depth
    18 mm+10.3 mm versus A39
    Weight
    128 g
Weight

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

  1. 1. A39147 g

    +19 g versus Sidekick

  2. 2. Sidekick128 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.

Screen size
A39: 5.2 in, 16:9, About 74.5 cm² rectangular area 1 Sidekick: 2.6 in, 5:3, About 19.2 cm² rectangular area 2
  1. 1. A39 5.2 in · 16:9 About 74.5 cm² rectangular area
  2. 2. Sidekick 2.6 in · 5:3 About 19.2 cm² rectangular area

A39 has approximately 287.4% more rectangular screen area than Sidekick.

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 by storage capacity and phone
StorageA39Sidekick
32 GB 3 GB RAM Unknown
Sidekick: Original memory entry

128 MB RAM · 64 MB ROM

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. Sidekick

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. A392900 mAh

    +1870 mAh versus Sidekick

  2. 2. Sidekick1030 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. Sidekick

Everyday essentials
Everyday essentials
SpecificationA39Sidekick
Dimensions (HxWxD)
  • 149.1 Х 72.9 Х 7.7 mm
  • 119 Х 58 Х 18 mm
Weight
  • 147 g
  • 128 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.2" inch
  • 2.6" inch
Screen resolution
  • 720 x 1280 px
  • 240 x 400 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • microSD (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 2900 mAh
  • Non-removable Li-Ion
  • 1030 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop); ColorOS 3
  • Danger 4.7
Chipset
  • Mediatek MT6750 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA39Sidekick
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 16M
  • 65K
Screen area
  • 74.5 cm2
  • 19.2 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 68.6%
  • 27.9%
PPI /points per inch/
  • 282 PPI
  • 179 PPI
Screen protection
  • Corning Gorilla Glass 4
Unknown
Camera and Video
Camera and Video
SpecificationA39Sidekick
Rear camera, main
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
  • 1.3 MP
Functions
  • LED flash
  • panorama
  • HDR
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.4
  • 1/4''
  • 1.4µm
Unknown
Performance
Performance
SpecificationA39Sidekick
Processor CPU
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Unknown
Graphics processor GPU
  • Mali-T860MP2
Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 639
Unknown
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 2481
Unknown
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1870
Unknown
General specs
General specs
SpecificationA39Sidekick
Release date
  • 2017
  • March
  • 2008
  • July
Colors
  • Gold
  • Rose Gold
  • Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 216 h Talking time- Up to 5 h
Body build
  • aluminum body
  • plastic ends
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationA39Sidekick
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • USB On-The-Go
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • 2.0
  • A2DP
Music and Audio
Music and Audio
SpecificationA39Sidekick
Radio
  • FM radio
  • No
Others Unknown
  • Swivel display
Other features
Other features
SpecificationA39Sidekick
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • MP3/WAV/WMA audio player -MP4 player -Voice memo -Predictive text input