Samsung Galaxy S8 Active vs T-Mobile Comet

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

    Comet: 106 g lighter

    Galaxy S8 Active:
    208.1 g
    Comet:
    102.1 g
  • Width

    Comet: 19 mm narrower

    Galaxy S8 Active:
    74.9 mm
    Comet:
    55.9 mm
  • Screen diagonal

    Comet: 3 in smaller diagonal

    Galaxy S8 Active:
    5.8 in
    Comet:
    2.8 in
  • Chipset

    Galaxy S8 Active:
    Qualcomm MSM8998 Snapdragon 835 (10 nm)
    Comet:
    Qualcomm MSM7225 Snapdragon S1
  • Depth

    Galaxy S8 Active: 2.8 mm thinner

    Galaxy S8 Active:
    9.9 mm
    Comet:
    12.7 mm
  • Height

    Comet: 47.8 mm shorter

    Galaxy S8 Active:
    151.9 mm
    Comet:
    104.1 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. Galaxy S8 Active

    Height:
    151.9 mm +47.8 mm versus Comet
    Width:
    74.9 mm +19 mm versus Comet
    Depth:
    9.9 mm
  2. 2. Comet

    Height:
    104.1 mm
    Width:
    55.9 mm
    Depth:
    12.7 mm +2.8 mm versus Galaxy S8 Active

Weight

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

  1. 1. Galaxy S8 Active

    208.1 g

    +106 g versus Comet

  2. 2. Comet

    102.1 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. Galaxy S8 Active

    Screen diagonal:
    5.8 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    85.4 cm²
  2. 2. Comet

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

Galaxy S8 Active has approximately 251.7% more rectangular screen area than 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.

Galaxy S8 Active: Original memory entry

64 GB · 512GB 4GB

Practical features

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

1. Galaxy S8 Active

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (dedicated slot)

2. Comet

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 GB included

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. Galaxy S8 Active

    4000 mAh

    +2800 mAh versus Comet

  2. 2. Comet

    1200 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. Galaxy S8 Active2. Comet

Everyday essentials
Everyday essentials — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Dimensions (HxWxD)
  • 151.9 Х 74.9 Х 9.9 mm
  • 104.1 Х 55.9 Х 12.7 mm
Weight
  • 208.1 g
  • 102.1 g
Technology
  • Super AMOLED
  • TFT
Screen size
  • 5.8" inch
  • 2.8" inch
Screen resolution
  • 1440 x 2960 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
Unknown
Memory card support
  • microSD
  • up to 512 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • upgradable to Android 8.0 (Oreo)
  • Android 2.2 (Froyo)
Chipset
  • Qualcomm MSM8998 Snapdragon 835 (10 nm)
  • Qualcomm MSM7225 Snapdragon S1
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 85.4 cm2
  • 24.3 cm2
Screen format
  • 18.5:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 75.0%
  • 41.7%
PPI /points per inch/
  • 568 PPI
  • 143 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Rear camera, main
  • 12 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 12 MP
  • f/1.7
  • 26mm (wide)
  • 1/2.55''
  • 1.4µm
  • OIS
  • dual pixel PDAF
  • 3.15 MP
Functions
  • Dual video call
  • Auto-HDR
Unknown
Video
  • 1440p@30fps
  • CIF
Front camera, selfie
  • 8 MP
  • Single
  • 0 MP,
Specifications
  • 8 MP
  • f/1.7
  • 25mm (wide)
  • 1/3.6''
  • 1.22µm
  • AF
Unknown
Performance

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

Performance — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Processor CPU
  • Octa-core (4x2.35 GHz Kryo & 4x1.9 GHz Kryo)
  • 528 MHz ARM 11
Graphics processor GPU
  • Adreno 540
  • No
Antutu 7 score *
  • 201325
Unknown
GeekBench 4 Single Core *
  • 1775
Unknown
GeekBench 4 Multi-Core *
  • 6056
Unknown
GeekBench 4 RenderScript *
  • 7509
Unknown
GeekBench 5 Single Core *
  • 343
Unknown
GeekBench 5 Multi-Core *
  • 1426
Unknown
General specs
General specs — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Release date
  • 2017
  • August
  • 2010
  • November
Colors
  • Meteor Gray
  • Tungsten Gold
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 850 USD
  • 150 EUR
Battery life
  • Stand by time- Up to 120 h (3G) Talking time- Up to 32 h (3G) Music play - Up to 113 h
  • Stand by time- Up to 288 h Talking time- Up to 9 h
Body build
  • aluminum frame
  • corner bumpers
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
SIM card
  • Nano-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 - AT&T HSDPA 850 / 1700(AWS) / 1900 / 2100 - T-Mobile HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Sprint -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 20(800)
  • 28(700)
  • 29(700)
  • 30(2300)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • 66(1700/2100) - AT&T LTE band 1(2100)
  • 13(700)
  • 18(800)
  • 19(800)
  • 25(1900)
  • 26(850)
  • 66(1700/2100)
  • 71(600) - T-Mobile LTE band 1(2100)
  • 41(2500) - Sprint
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (4CA) Cat12 600/150 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Radio
  • No
  • FM radio
Others
  • HDR10 -3D Touch (home button only) -Always-on display
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Galaxy S8 Active, Comet.
SpecificationGalaxy S8 ActiveComet
Dop
  • Sensors Iris scanner
  • fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • barometer
  • heart rate - Samsung DeX (desktop experience support) -Fast battery charging (Quick Charge 2.0) -PMA wireless charging -ANT+ -S-Voice natural language commands and dictation - Samsung Pay (Visa
  • MasterCard certified) -IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant - For AT&T
  • T-Mobile
  • Sprint
  • Sensors Accelerometer MP3/WMA/eAAC+ player -MP4/H.264 player -Organizer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input (Swype) For T-Mobile