Motorola DROID RAZR XT912 vs Oppo A31

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.

  • Display technology

    OLED versus LCD

    DROID RAZR XT912:
    OLED
    A31:
    LCD
  • Weight

    DROID RAZR XT912: 53 g lighter

    DROID RAZR XT912:
    127 g
    A31:
    180 g
  • Width

    DROID RAZR XT912: 6.6 mm narrower

    DROID RAZR XT912:
    68.9 mm
    A31:
    75.5 mm
  • Screen diagonal

    DROID RAZR XT912: 2.2 in smaller diagonal

    DROID RAZR XT912:
    4.3 in
    A31:
    6.5 in
  • Rear camera layout

    DROID RAZR XT912:
    Single
    A31:
    Triple
  • Depth

    DROID RAZR XT912: 1.2 mm thinner

    DROID RAZR XT912:
    7.1 mm
    A31:
    8.3 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. DROID RAZR XT912

    Height:
    130.7 mm
    Width:
    68.9 mm
    Depth:
    7.1 mm
  2. 2. A31

    Height:
    163.9 mm +33.2 mm versus DROID RAZR XT912
    Width:
    75.5 mm +6.6 mm versus DROID RAZR XT912
    Depth:
    8.3 mm +1.2 mm versus DROID RAZR XT912

Weight

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

  1. 1. DROID RAZR XT912

    127 g

  2. 2. A31

    180 g

    +53 g versus DROID RAZR XT912

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. DROID RAZR XT912

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. A31

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²

A31 has approximately 100.1% more rectangular screen area than DROID RAZR XT912.

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 DROID RAZR XT912, A31, compared at the same storage capacity.
StorageDROID RAZR XT912A31
16 GB 1 GB RAM Not recorded
128 GB Not recorded 4 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. DROID RAZR XT912

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 16 GB included

2. A31

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC (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. DROID RAZR XT912

    1780 mAh

  2. 2. A31

    4230 mAh

    +2450 mAh versus DROID RAZR XT912

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. DROID RAZR XT9122. A31

Everyday essentials
Everyday essentials — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Dimensions (HxWxD)
  • 130.7 Х 68.9 Х 7.1 mm
  • 163.9 Х 75.5 Х 8.3 mm
Weight
  • 127 g
  • 180 g
Technology
  • Super AMOLED
  • IPS LCD
Screen size
  • 4.3" inch
  • 6.5" inch
Screen resolution
  • 540 x 960 px
  • 720 x 1600 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 128GB 4GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 16 GB included
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1780 mAh
  • Non-removable Li-Ion
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • upgradable to 4.1 (Jelly Bean)
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • TI OMAP 4430
  • Mediatek MT6765V/CB Helio P35 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 51.0 cm2
  • 102.0 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 56.6%
  • 82.4%
PPI /points per inch/
  • 256 PPI
  • 270 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Rear camera, main
  • 8 MP
  • Single
  • 12 MP
  • Triple
Camera specs
  • 8 MP
  • AF
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
Functions
  • LED flash
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 2 MP
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Processor CPU
  • Dual-core 1.2 GHz Cortex-A9
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR SGX540
  • PowerVR GE8320
Antutu 8 score * Unknown
  • 105221
General specs
General specs — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Release date
  • 2011
  • October
  • 2020
  • February 13
Colors
  • Black
  • White
  • Purple
  • Fantasy White
  • Mystery Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 204 h Talking time- Up to 12 h 30 min
Unknown
Body build Unknown
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
SIM card
  • Micro-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 13(700) - Verizon
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • EV-DO Rev.A 3.1 Mbps
  • LTE
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • BDS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • EDR
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.45 W/kg (head) 0.71 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • 480 nits typ. brightness
Other features
Other features — specifications for DROID RAZR XT912, A31.
SpecificationDROID RAZR XT912A31
Dop
  • Sensors Accelerometer
  • proximity
  • compass - HDMI port -MP3/AAC+/WAV/WMA player -MP4/H.264/WMV player -Organizer -Document viewer/editor -Voice memo/dial/commands -Predictive text input - Splash resistant - Also known as DROID HD Motorola DROID RAZR XT912 for Verizon Motorola RAZR for Rogers
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass