Apple iPhone 3G 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

    iPhone 3G: 14 g lighter

    iPhone 3G:
    133 g
    A39:
    147 g
  • Width

    iPhone 3G: 10.8 mm narrower

    iPhone 3G:
    62.1 mm
    A39:
    72.9 mm
  • Screen diagonal

    iPhone 3G: 1.7 in smaller diagonal

    iPhone 3G:
    3.5 in
    A39:
    5.2 in
  • Depth

    A39: 4.6 mm thinner

    iPhone 3G:
    12.3 mm
    A39:
    7.7 mm
  • Height

    iPhone 3G: 33.6 mm shorter

    iPhone 3G:
    115.5 mm
    A39:
    149.1 mm
  • Release year

    iPhone 3G:
    2008
    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. iPhone 3G

    Height:
    115.5 mm
    Width:
    62.1 mm
    Depth:
    12.3 mm +4.6 mm versus A39
  2. 2. A39

    Height:
    149.1 mm +33.6 mm versus iPhone 3G
    Width:
    72.9 mm +10.8 mm versus iPhone 3G
    Depth:
    7.7 mm

Weight

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

  1. 1. iPhone 3G

    133 g

  2. 2. A39

    147 g

    +14 g versus iPhone 3G

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. iPhone 3G

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 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 104.4% more rectangular screen area than iPhone 3G.

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

8/16 GB · 128 MB 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. iPhone 3G

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
No

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.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. iPhone 3G2. A39

Everyday essentials
Everyday essentials — specifications for iPhone 3G, A39.
SpecificationiPhone 3GA39
Dimensions (HxWxD)
  • 115.5 Х 62.1 Х 12.3 mm
  • 149.1 Х 72.9 Х 7.7 mm
Weight
  • 133 g
  • 147 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 5.2" inch
Screen resolution
  • 320 x 480 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8/16 GB
  • 128 MB RAM
  • 32 GB
  • 3 GB RAM
Memory card support
  • No
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 0 mAh,
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • iOS
  • upgradable to iOS 4.2.1
  • Android 5.1 (Lollipop); ColorOS 3
Chipset Unknown
  • Mediatek MT6750 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for iPhone 3G, A39.
SpecificationiPhone 3GA39
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 36.5 cm2
  • 74.5 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 50.9%
  • 68.6%
PPI /points per inch/
  • 165 PPI
  • 282 PPI
Screen protection
  • Corning Gorilla Glass
  • oleophobic coating
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for iPhone 3G, A39.
SpecificationiPhone 3GA39
Rear camera, main
  • 2 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 2 MP
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • No
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 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 iPhone 3G, A39.
SpecificationiPhone 3GA39
Processor CPU
  • 412 MHz ARM 11
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR MBX
  • 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 iPhone 3G, A39.
SpecificationiPhone 3GA39
Release date
  • 2008
  • June
  • 2017
  • March
Colors
  • Black(8/16 GB)
  • White (16 GB)
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 90 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 300 h Talking time- Up to 10 h Music play - Up to 24 h
Unknown
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for iPhone 3G, A39.
SpecificationiPhone 3GA39
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • A2DP (headset support only)
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 0.52 W/kg (head) 1.29 W/kg (body) SAR EU - 0.56 W/kg (head) 0.23 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for iPhone 3G, A39.
SpecificationiPhone 3GA39
Radio
  • No
  • FM radio
Other features
Other features — specifications for iPhone 3G, A39.
SpecificationiPhone 3GA39
Dop
  • Sensors Accelerometer
  • proximity - Audio/video player -TV-out -Organizer -Document viewer -Photo viewer -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass