LG Optimus M 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: 6 g lighter

    Optimus M:
    153 g
    A39:
    147 g
  • Width

    Optimus M: 16.9 mm narrower

    Optimus M:
    56 mm
    A39:
    72.9 mm
  • Screen diagonal

    Optimus M: 2 in smaller diagonal

    Optimus M:
    3.2 in
    A39:
    5.2 in
  • Depth

    A39: 8.3 mm thinner

    Optimus M:
    16 mm
    A39:
    7.7 mm
  • Height

    Optimus M: 33.1 mm shorter

    Optimus M:
    116 mm
    A39:
    149.1 mm
  • Release year

    Optimus M:
    2010
    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. Optimus M

    Height:
    116 mm
    Width:
    56 mm
    Depth:
    16 mm +8.3 mm versus A39
  2. 2. A39

    Height:
    149.1 mm +33.1 mm versus Optimus M
    Width:
    72.9 mm +16.9 mm versus Optimus M
    Depth:
    7.7 mm

Weight

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

  1. 1. Optimus M

    153 g

    +6 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. Optimus M

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 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 144.5% more rectangular screen area than Optimus M.

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 Optimus M, A39, compared at the same storage capacity.
StorageOptimus MA39
32 GB Unknown 3 GB RAM
Optimus M: Original memory entry

150 MB

Practical features

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

1. Optimus M

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. Optimus M

    1500 mAh

  2. 2. A39

    2900 mAh

    +1400 mAh versus Optimus M

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. Optimus M2. A39

Everyday essentials
Everyday essentials — specifications for Optimus M, A39.
SpecificationOptimus MA39
Dimensions (HxWxD)
  • 116 Х 56 Х 16 mm
  • 149.1 Х 72.9 Х 7.7 mm
Weight
  • 153 g
  • 147 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.2" 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.
  • 150 MB
  • 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.
  • 1500 mAh
  • Removable Li-Ion
  • 2900 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 5.1 (Lollipop); ColorOS 3
Chipset Unknown
  • Mediatek MT6750 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus M, A39.
SpecificationOptimus MA39
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 30.5 cm2
  • 74.5 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 46.9%
  • 68.6%
PPI /points per inch/
  • 180 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for Optimus M, A39.
SpecificationOptimus MA39
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • f/2.2
  • 1/3''
  • AF
Functions Unknown
  • LED flash
  • panorama
  • HDR
Video
  • 480p
  • 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 Optimus M, A39.
SpecificationOptimus MA39
Processor CPU
  • 600 MHz
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • 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 Optimus M, A39.
SpecificationOptimus MA39
Release date
  • 2010
  • November
  • 2017
  • March
Colors
  • Gray
  • Gold
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 60 EUR
  • 150 EUR
Battery life
  • Stand by time- Up to 337 h Talking time- Up to 7 h 30 min
Unknown
Body build Unknown
  • aluminum body
  • plastic ends
Communication and Connectivity
Communication and Connectivity — specifications for Optimus M, A39.
SpecificationOptimus MA39
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - CDMA 800 / 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
  • EV-DO Rev.0
  • 153.2 Kbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • No
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation
  • SAR - 1.26 W/kg (head) 0.48 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Optimus M, A39.
SpecificationOptimus MA39
Radio
  • No
  • FM radio
Other features
Other features — specifications for Optimus M, A39.
SpecificationOptimus MA39
Dop
  • Sensors Accelerometer
  • proximity
  • compass - DivX/MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial/commands -Predictive text input - For MetroPCS
  • Sensors Accelerometer
  • proximity
  • compass