Motorola Moto Z2 Force vs O2 XDA Comet

Compare recorded specifications, size and practical differences.

+ Add a third phone

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.

  • Width

    XDA Comet: 18 mm narrower

    Moto Z2 Force:
    76 mm
    XDA Comet:
    58 mm
  • Screen diagonal

    XDA Comet: 2.8 in smaller diagonal

    Moto Z2 Force:
    5.5 in
    XDA Comet:
    2.7 in
  • Depth

    Moto Z2 Force: 12.9 mm thinner

    Moto Z2 Force:
    6.1 mm
    XDA Comet:
    19 mm
  • Height

    XDA Comet: 49.8 mm shorter

    Moto Z2 Force:
    155.8 mm
    XDA Comet:
    106 mm
  • Release year

    Moto Z2 Force:
    2017
    XDA Comet:
    2007

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. Moto Z2 Force

    Height:
    155.8 mm +49.8 mm versus XDA Comet
    Width:
    76 mm +18 mm versus XDA Comet
    Depth:
    6.1 mm
  2. 2. XDA Comet

    Height:
    106 mm
    Width:
    58 mm
    Depth:
    19 mm +12.9 mm versus Moto Z2 Force

Weight

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

  1. 1. Moto Z2 Force

    143 g

  2. 2. XDA Comet

    145 g

    +2 g versus Moto Z2 Force

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. Moto Z2 Force

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. XDA Comet

    Screen diagonal:
    2.7 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    22.6 cm²

Moto Z2 Force has approximately 269.4% more rectangular screen area than XDA Comet.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Moto Z2 Force: Original memory entry

64/128 GB · 6 GB RAM 64 GB · 512GB 4GB

XDA Comet: Original memory entry

64 MB RAM · 1 GB 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. Moto Z2 Force

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 512 GB (dedicated slot)

2. XDA Comet

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. Moto Z2 Force2. XDA Comet

Everyday essentials
Everyday essentials — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Dimensions (HxWxD)
  • 155.8 Х 76 Х 6.1 mm
  • 106 Х 58 Х 19 mm
Weight
  • 143 g
  • 145 g
Technology
  • P-OLED
  • TFT
Screen size
  • 5.5" inch
  • 2.7" inch
Screen resolution
  • 1440 x 2560 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 6 GB RAM 64 GB
  • 512GB 4GB
  • 64 MB RAM
  • 1 GB ROM
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 2730 mAh
  • Non-removable Li-Ion
  • 0 mAh,
Operating system OS
  • Android 7.1.1 (Nougat)
  • upgradable to Android 9.0 (Pie)
  • Microsoft Windows Mobile 6.0 Professional
Chipset
  • Qualcomm MSM8998 Snapdragon 835 (10 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • No
Display
Display — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 83.4 cm2
  • 22.6 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 70.4%
  • 36.7%
PPI /points per inch/
  • 534 PPI
  • 148 PPI
Screen protection
  • Shatterproof
Unknown
Camera and Video

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

Camera and Video — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Rear camera, main
  • 12 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 12 MP
  • f/2.0
  • 1/2.9''
  • 1.25µm
  • PDAF & laser AF -12 MP B/W
  • PDAF & laser AF
  • 2 MP
Functions
  • Dual-LED dual-tone flash
  • LED flash
Video
  • 2160p@30fps
  • 1080p@30/60/120fps
  • 720p@240fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • VGA videocall camera
DxOMark Main Score *
  • 82
Unknown
DxOMark Photo *
  • 84
Unknown
DxOMark Video *
  • 78
Unknown
Performance

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

Performance — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Processor CPU
  • Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
  • Intel XScale PXA 270 620 MHz
Graphics processor GPU
  • Adreno 540
Unknown
GeekBench 4 Single Core *
  • 1892
Unknown
GeekBench 4 Multi-Core *
  • 6481
Unknown
GeekBench 4 RenderScript *
  • 7770
Unknown
GeekBench 5 Single Core *
  • 379
Unknown
GeekBench 5 Multi-Core *
  • 1614
Unknown
General specs
General specs — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Release date
  • 2017
  • July
  • 2007
  • September
Colors
  • Super Black
  • Fine Gold
  • Lunar Grey
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 320 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 6 h
Body build
  • Plastic front
  • aluminum body
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
SIM card
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 18(800)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 46
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA
  • LTE
  • HSPA
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • No
USB
  • Type-C 1.0 reversible connector
  • USB On-The-Go; magnetic connector
  • miniUSB
Bluetooth
  • 4.2
  • A2DP
  • EDR
  • LE (5.0 after SW update)
  • aptX
  • 1.2
Music and Audio
Music and Audio — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Radio
  • No
  • Stereo FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
  • Handwriting recognition
Other features
Other features — specifications for Moto Z2 Force, XDA Comet.
SpecificationMoto Z2 ForceXDA Comet
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer - Fast battery charging - Splash resistant - Also known as Motorola Moto z Force Edition (2nd gen.)
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player