T-Mobile Sidekick 4G vs TECNO Spark 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.

  • Width

    Sidekick 4G: 14.8 mm narrower

    Sidekick 4G:
    61 mm
    Spark 3:
    75.8 mm
  • Screen diagonal

    Sidekick 4G: 2.7 in smaller diagonal

    Sidekick 4G:
    3.5 in
    Spark 3:
    6.2 in
  • Depth

    Spark 3: 6.8 mm thinner

    Sidekick 4G:
    15 mm
    Spark 3:
    8.2 mm
  • Height

    Sidekick 4G: 28.3 mm shorter

    Sidekick 4G:
    127 mm
    Spark 3:
    155.3 mm
  • Release year

    Sidekick 4G:
    2011
    Spark 3:
    2019

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
    Width:
    61 mm
    Depth:
    15 mm +6.8 mm versus Spark 3
    Weight:
    162 g
  2. 2. Spark 3

    Height:
    155.3 mm +28.3 mm versus Sidekick 4G
    Width:
    75.8 mm +14.8 mm versus Sidekick 4G
    Depth:
    8.2 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. Sidekick 4G

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

    Spark 3: 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.

Recorded RAM for Sidekick 4G, Spark 3, compared at the same storage capacity.
StorageSidekick 4GSpark 3
16 GB Unknown 2 GB RAM
Sidekick 4G: Original memory entry

1 GB · 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 4G

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

2. Spark 3

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD

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

  2. 2. Spark 3

    3500 mAh

    +2000 mAh versus Sidekick 4G

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. Spark 3

Everyday essentials
Everyday essentials — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
Dimensions (HxWxD)
  • 127 Х 61 Х 15 mm
  • 155.3 Х 75.8 Х 8.2 mm
Weight
  • 162 g
  • 0 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 3.5" inch
  • 6.2" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1500 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 1 GB
  • 512 MB RAM
  • 16GB 2GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • Android 9.0 (Pie)
  • HIOS 5.0
Chipset
  • Hummingbird
  • Mediatek MT6761 Helio A22 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 34.9 cm2
  • 96.7 cm2
Screen format
  • 5:3 (height:width)
Unknown
Screen to body ratio
  • 45.0%
  • 82.2%
PPI /points per inch/
  • 267 PPI
  • 0 PPI
Camera and Video
Camera and Video — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • AF
  • 13 MP
  • AF
Functions Unknown
  • LED flash
Video
  • 480p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
Performance
Performance — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
Processor CPU
  • 1.0 GHz Cortex-A8
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • PowerVR SGX540
  • PowerVR GE8320
General specs
General specs — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
Release date
  • 2011
  • March
  • 2019
  • April
Colors
  • Matte Black
  • Pearl magenta
  • Midnight Black
  • Champagne Gold
  • Aqua Blue
  • Bordeaux Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 310 EUR
Unknown
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, Spark 3.
SpecificationSidekick 4GSpark 3
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
Speed
  • HSPA 7.2/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
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
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.34 W/kg (head) 0.96 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
Radio
  • Nо
  • FM radio
Other features
Other features — specifications for Sidekick 4G, Spark 3.
SpecificationSidekick 4GSpark 3
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 Fingerprint (rear-mounted)
  • accelerometer
  • proximity