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T-Mobile Sidekick vs verykool s757

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

    Sidekick: 160 g lighter

    Sidekick:
    128 g
    s757:
    288 g
  • Width

    Sidekick: 19 mm narrower

    Sidekick:
    58 mm
    s757:
    77 mm
  • Screen diagonal

    Sidekick: 2.4 in smaller diagonal

    Sidekick:
    2.6 in
    s757:
    5 in
  • Depth

    s757: 5.2 mm thinner

    Sidekick:
    18 mm
    s757:
    12.8 mm
  • Height

    Sidekick: 29 mm shorter

    Sidekick:
    119 mm
    s757:
    148 mm
  • Release year

    Sidekick:
    2008
    s757:
    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

    Height:
    119 mm
    Width:
    58 mm
    Depth:
    18 mm +5.2 mm versus s757
  2. 2. s757

    Height:
    148 mm +29 mm versus Sidekick
    Width:
    77 mm +19 mm versus Sidekick
    Depth:
    12.8 mm

Weight

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

  1. 1. Sidekick

    128 g

  2. 2. s757

    288 g

    +160 g versus Sidekick

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

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    19.2 cm²
  2. 2. s757

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    71.2 cm²

s757 has approximately 269.8% more rectangular screen area than Sidekick.

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: Original memory entry

128 MB RAM · 64 MB ROM

s757: Original memory entry

160 MB · 512 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

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (dedicated slot)

2. s757

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

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

    1030 mAh

  2. 2. s757

    2300 mAh

    +1270 mAh versus Sidekick

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. Sidekick2. s757

Everyday essentials
Everyday essentials — specifications for Sidekick, s757.
SpecificationSidekicks757
Dimensions (HxWxD)
  • 119 Х 58 Х 18 mm
  • 148 Х 77 Х 12.8 mm
Weight
  • 128 g
  • 288 g
Technology
  • TFT
  • TFT
Screen size
  • 2.6" inch
  • 5" inch
Screen resolution
  • 240 x 400 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 64 MB ROM
  • 160 MB
  • 512 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1030 mAh
  • Removable Li-Ion
  • 2300 mAh
  • Removable Li-Po
Operating system OS
  • Danger 4.7
  • Android 2.3.5 (Gingerbread)
Chipset Unknown
  • Mediatek MT6573 (65 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Sidekick, s757.
SpecificationSidekicks757
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 19.2 cm2
  • 71.2 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 27.9%
  • 62.4%
PPI /points per inch/
  • 179 PPI
  • 187 PPI
Camera and Video
Camera and Video — specifications for Sidekick, s757.
SpecificationSidekicks757
Rear camera, main
  • 1.3 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 1.3 MP
  • 5 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for Sidekick, s757.
SpecificationSidekicks757
Processor CPU Unknown
  • 800 MHz Cortex-A9
Graphics processor GPU Unknown
  • PowerVR SGX531
General specs
General specs — specifications for Sidekick, s757.
SpecificationSidekicks757
Release date
  • 2008
  • July
  • 2012
Colors
  • Black
  • Black
Battery life
  • Stand by time- Up to 216 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Sidekick, s757.
SpecificationSidekicks757
SIM card
  • Mini-SIM
  • Dual SIM (Mini-SIM)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 2 (optional)
Speed Unknown
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for Sidekick, s757.
SpecificationSidekicks757
Radio
  • No
  • Stereo FM radio
Others
  • Swivel display
Unknown
Other features
Other features — specifications for Sidekick, s757.
SpecificationSidekicks757
Dop
  • MP3/WAV/WMA audio player -MP4 player -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.263 player -MP3/WAV/eAAC+ player -Organizer -Document viewer -Voice memo/dial -Predictive text input