T-Mobile Comet vs Thuraya SG-2520

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.

  • Weight

    Comet: 67.9 g lighter

    Comet:
    102.1 g
    SG-2520:
    170 g
  • Width

    SG-2520: 2.9 mm narrower

    Comet:
    55.9 mm
    SG-2520:
    53 mm
  • Screen diagonal

    SG-2520: 0.9 in smaller diagonal

    Comet:
    2.8 in
    SG-2520:
    1.9 in
  • Depth

    Comet: 6.1 mm thinner

    Comet:
    12.7 mm
    SG-2520:
    18.8 mm
  • Height

    Comet: 34.4 mm shorter

    Comet:
    104.1 mm
    SG-2520:
    138.5 mm
  • Release year

    Comet:
    2010
    SG-2520:
    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. Comet

    Height:
    104.1 mm
    Width:
    55.9 mm +2.9 mm versus SG-2520
    Depth:
    12.7 mm
  2. 2. SG-2520

    Height:
    138.5 mm +34.4 mm versus Comet
    Width:
    53 mm
    Depth:
    18.8 mm +6.1 mm versus Comet

Weight

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

  1. 1. Comet

    102.1 g

  2. 2. SG-2520

    170 g

    +67.9 g versus Comet

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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Comet

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. SG-2520

    SG-2520: Screen geometry unavailable or conflicting.

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.

SG-2520: Original memory entry

128 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. Comet

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

2. SG-2520

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD ( 128 MB 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. Comet

    1200 mAh

  2. 2. SG-2520

    1280 mAh

    +80 mAh versus Comet

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. Comet2. SG-2520

Everyday essentials
Everyday essentials — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Dimensions (HxWxD)
  • 104.1 Х 55.9 Х 12.7 mm
  • 138.5 Х 53 Х 18.8 mm
Weight
  • 102.1 g
  • 170 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 1.9" inch
Screen resolution
  • 240 x 320 px
  • 176 x 220 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 128 MB
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • SD ( 128 MB included )
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1280 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • WinCE 4.2
Chipset
  • Qualcomm MSM7225 Snapdragon S1
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Touchscreen
  • capacitive touchscreen
Unknown
Display colors
  • 256K
  • 256K
Screen area
  • 24.3 cm2
  • 11.4 cm2
Screen format
  • 4:3 (height:width)
Unknown
Screen to body ratio
  • 41.7%
  • 15.5%
PPI /points per inch/
  • 143 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Rear camera, main
  • 3.15 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 3.15 MP
  • 1.3 MP
Video
  • CIF
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Processor CPU
  • 528 MHz ARM 11
Unknown
Graphics processor GPU
  • No
Unknown
General specs
General specs — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Release date
  • 2010
  • November
  • 2007
  • March
Colors
  • Black
  • Light Silver
  • Dark Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 9 h
  • Stand by time- Up to 75 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Comet, SG-2520.
SpecificationCometSG-2520
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA 7.2/0.384 Mbps
Unknown
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • 1.1
Bluetooth
  • 2.0
  • A2DP
  • 1.1
Music and Audio
Music and Audio — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Radio
  • FM radio
  • No
Others Unknown
  • Wallpapers
  • screensavers
Other features
Other features — specifications for Comet, SG-2520.
SpecificationCometSG-2520
Dop
  • 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
  • Infrared port - MP3/AAC/MP4/AMR player -eZi Text Input -Organizer -Voice memo -File browser