T-Mobile Sidekick LX vs ZTE Kis 3

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

    Kis 3: 42 g lighter

    Sidekick LX:
    162 g
    Kis 3:
    120 g
  • Width

    Sidekick LX: 5 mm narrower

    Sidekick LX:
    60 mm
    Kis 3:
    65 mm
  • Screen diagonal

    Sidekick LX: 1 in smaller diagonal

    Sidekick LX:
    3 in
    Kis 3:
    4 in
  • Depth

    Kis 3: 11 mm thinner

    Sidekick LX:
    22 mm
    Kis 3:
    11 mm
  • Height

    Kis 3: 3.5 mm shorter

    Sidekick LX:
    129.5 mm
    Kis 3:
    126 mm
  • Release year

    Sidekick LX:
    2007
    Kis 3:
    2014

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 LX

    Height:
    129.5 mm +3.5 mm versus Kis 3
    Width:
    60 mm
    Depth:
    22 mm +11 mm versus Kis 3
  2. 2. Kis 3

    Height:
    126 mm
    Width:
    65 mm +5 mm versus Sidekick LX
    Depth:
    11 mm

Weight

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

  1. 1. Sidekick LX

    162 g

    +42 g versus Kis 3

  2. 2. Kis 3

    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 LX

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

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

Kis 3 has approximately 77.8% more rectangular screen area than Sidekick LX.

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 LX: Original memory entry

64 MB RAM · 64 MB ROM

Kis 3: 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 LX

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

2. Kis 3

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 LX

    1540 mAh

    +140 mAh versus Kis 3

  2. 2. Kis 3

    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 LX2. Kis 3

Everyday essentials
Everyday essentials — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Dimensions (HxWxD)
  • 129.5 Х 60 Х 22 mm
  • 126 Х 65 Х 11 mm
Weight
  • 162 g
  • 120 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3" inch
  • 4" 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.
  • 64 MB RAM
  • 64 MB ROM
  • 512 MB
  • 256 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.
  • 1540 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Removable Li-Ion
Operating system OS
  • Danger OS
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Qualcomm MSM7225A Snapdragon S1
Headphone jack
  • No
  • Yes
Display
Display — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 25.6 cm2
  • 45.5 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 33.0%
  • 55.6%
PPI /points per inch/
  • 155 PPI
  • 233 PPI
Camera and Video
Camera and Video — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Rear camera, main
  • 1.3 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 1.3 MP
  • 3.15 MP
Video
  • Yes
  • 480p@15fps
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 Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Processor CPU Unknown
  • Cortex-A5
Graphics processor GPU Unknown
  • Adreno 200
Antutu 7 score * Unknown
  • 4310
General specs
General specs — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Release date
  • 2007
  • September
  • 2014
  • May
Colors
  • Black
  • Black
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 60 EUR
Battery life
  • Stand by time- Up to 96 h Talking time- Up to 6 h 50 min
  • Stand by time- Up to 250 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
SIM card
  • Mini-SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed Unknown
  • HSPA
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
GPS
  • No
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
Harmful irradiation
  • SAR - 0.40 W/kg (head) 0.46 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Radio
  • No
  • FM radio
Other features
Other features — specifications for Sidekick LX, Kis 3.
SpecificationSidekick LXKis 3
Dop
  • MP3/WMA audio player -MP4 player -Voice memo
  • Sensors Accelerometer
  • proximity