T-Mobile Sidekick 4G vs ZTE Kis V788

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

    Kis V788: 42 g lighter

    Sidekick 4G:
    162 g
    Kis V788:
    120 g
  • Depth

    Kis V788: 3.5 mm thinner

    Sidekick 4G:
    15 mm
    Kis V788:
    11.5 mm
  • Height

    Kis V788: 12.7 mm shorter

    Sidekick 4G:
    127 mm
    Kis V788:
    114.3 mm
  • Release year

    Sidekick 4G:
    2011
    Kis V788:
    2012

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. Sidekick 4G

    Height:
    127 mm +12.7 mm versus Kis V788
    Width:
    61 mm
    Depth:
    15 mm +3.5 mm versus Kis V788
  2. 2. Kis V788

    Height:
    114.3 mm
    Width:
    61.6 mm
    Depth:
    11.5 mm

Weight

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

  1. 1. Sidekick 4G

    162 g

    +42 g versus Kis V788

  2. 2. Kis V788

    120 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. Sidekick 4G

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    34.9 cm²
  2. 2. Kis V788

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

Kis V788 has approximately 4.6% more rectangular screen area than Sidekick 4G.

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.

Sidekick 4G: Original memory entry

1 GB · 512 MB RAM

Kis V788: Original memory entry

512 MB · 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. Sidekick 4G

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

2. Kis V788

NFC:
Yes
Headphone jack:
No
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. Sidekick 4G

    1500 mAh

    +100 mAh versus Kis V788

  2. 2. Kis V788

    1400 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. Sidekick 4G2. Kis V788

Everyday essentials
Everyday essentials — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Dimensions (HxWxD)
  • 127 Х 61 Х 15 mm
  • 114.3 Х 61.6 Х 11.5 mm
Weight
  • 162 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 1 GB
  • 512 MB RAM
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 2.3 (Gingerbread)
Chipset
  • Hummingbird
Unknown
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 34.9 cm2
  • 36.5 cm2
Screen format
  • 5:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 45.0%
  • 51.8%
PPI /points per inch/
  • 267 PPI
  • 165 PPI
Camera and Video
Camera and Video — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 3.15 MP
  • AF
Video
  • 480p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • VGA
Unknown
Performance
Performance — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Processor CPU
  • 1.0 GHz Cortex-A8
  • 800 MHz
Graphics processor GPU
  • PowerVR SGX540
Unknown
General specs
General specs — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Release date
  • 2011
  • March
  • 2012
  • February
Colors
  • Matte Black
  • Pearl magenta
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
  • 160 EUR
Battery life
  • Stand by time- Up to 456 h Talking time- Up to 6 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA 7.2/5.76 Mbps
Unknown
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • DLNA
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR - 0.34 W/kg (head) 0.96 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Radio
  • Nо
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for Sidekick 4G, Kis V788.
SpecificationSidekick 4GKis V788
Dop
  • Sensors Accelerometer
  • proximity - T-Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -ThinkFree Office document editor
  • PDF viewer -Voice memo -Predictive text input - Optical trackpad - Also known as T-Mobile T839 Sidekick 4G
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -Document viewer/editor -Voice memo/dial -Predictive text input