Thuraya SG-2520 vs ZTE Open

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

    SG-2520: 9 mm narrower

    SG-2520:
    53 mm
    Open:
    62 mm
  • Screen diagonal

    SG-2520: 1.6 in smaller diagonal

    SG-2520:
    1.9 in
    Open:
    3.5 in
  • Depth

    Open: 6.3 mm thinner

    SG-2520:
    18.8 mm
    Open:
    12.5 mm
  • Height

    Open: 24.5 mm shorter

    SG-2520:
    138.5 mm
    Open:
    114 mm
  • Release year

    SG-2520:
    2007
    Open:
    2013

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. SG-2520

    Height:
    138.5 mm +24.5 mm versus Open
    Width:
    53 mm
    Depth:
    18.8 mm +6.3 mm versus Open
    Weight:
    170 g
  2. 2. Open

    Height:
    114 mm
    Width:
    62 mm +9 mm versus SG-2520
    Depth:
    12.5 mm
    Weight:
    Unknown

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. SG-2520

    SG-2520: Screen geometry unavailable or conflicting.

  2. 2. Open

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²

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

Open: Original memory entry

512 MB ROM · 256 MB 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. SG-2520

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD ( 128 MB included )

2. Open

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. SG-2520

    1280 mAh

    +80 mAh versus Open

  2. 2. Open

    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. SG-25202. Open

Everyday essentials
Everyday essentials — specifications for SG-2520, Open.
SpecificationSG-2520Open
Dimensions (HxWxD)
  • 138.5 Х 53 Х 18.8 mm
  • 114 Х 62 Х 12.5 mm
Weight
  • 170 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 1.9" inch
  • 3.5" inch
Screen resolution
  • 176 x 220 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB
  • 512 MB ROM
  • 256 MB RAM
Memory card support
  • SD ( 128 MB included )
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1280 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Ion
Operating system OS
  • WinCE 4.2
  • Firefox OS 1.0
Chipset Unknown
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • No
  • Yes
Display
Display — specifications for SG-2520, Open.
SpecificationSG-2520Open
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
Unknown
Screen area
  • 11.4 cm2
  • 36.5 cm2
Screen format Unknown
  • 3:2 (height:width)
Screen to body ratio
  • 15.5%
  • 51.6%
PPI /points per inch/
  • 0 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for SG-2520, Open.
SpecificationSG-2520Open
Rear camera, main
  • 1.3 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 1.3 MP
  • 3.15 MP
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance

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

Performance — specifications for SG-2520, Open.
SpecificationSG-2520Open
Processor CPU Unknown
  • 1.0 GHz Cortex-A5
Graphics processor GPU Unknown
  • Adreno 200
Antutu 7 score * Unknown
  • 1456
General specs
General specs — specifications for SG-2520, Open.
SpecificationSG-2520Open
Release date
  • 2007
  • March
  • 2013
  • February
Colors
  • Light Silver
  • Dark Gray
  • Blue
  • Orange
Battery life
  • Stand by time- Up to 75 h Talking time- Up to 4 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for SG-2520, Open.
SpecificationSG-2520Open
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 7.2/5.76 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • 1.1
  • microUSB 2.0
Bluetooth
  • 1.1
  • 2.1
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for SG-2520, Open.
SpecificationSG-2520Open
Radio
  • No
  • Stereo FM radio
Others
  • Wallpapers
  • screensavers
Unknown
Other features
Other features — specifications for SG-2520, Open.
SpecificationSG-2520Open
Dop
  • Infrared port - MP3/AAC/MP4/AMR player -eZi Text Input -Organizer -Voice memo -File browser
  • Sensors Accelerometer
  • proximity - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input