Energizer Hardcase H242 vs T-Mobile Sidekick 3

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.

  • Width

    Hardcase H242: 5 mm narrower

    Hardcase H242:
    54 mm
    Sidekick 3:
    59 mm
  • Screen diagonal

    Hardcase H242: 0.2 in smaller diagonal

    Hardcase H242:
    2.4 in
    Sidekick 3:
    2.6 in
  • Depth

    Hardcase H242: 7.5 mm thinner

    Hardcase H242:
    14.5 mm
    Sidekick 3:
    22 mm
  • Height

    Hardcase H242: 4.7 mm shorter

    Hardcase H242:
    125.3 mm
    Sidekick 3:
    130 mm
  • Release year

    Hardcase H242:
    2019
    Sidekick 3:
    2006

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. Hardcase H242

    Height:
    125.3 mm
    Width:
    54 mm
    Depth:
    14.5 mm
    Weight:
    Unknown
  2. 2. Sidekick 3

    Height:
    130 mm +4.7 mm versus Hardcase H242
    Width:
    59 mm +5 mm versus Hardcase H242
    Depth:
    22 mm +7.5 mm versus Hardcase H242
    Weight:
    190 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. Hardcase H242

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. Sidekick 3

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

Sidekick 3 has approximately 12.8% more rectangular screen area than Hardcase H242.

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.

Hardcase H242: Original memory entry

512 MB · 256 MB RAM

Sidekick 3: Original memory entry

64 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. Hardcase H242

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

2. Sidekick 3

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD

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. Hardcase H242

    1500 mAh

  2. 2. Sidekick 3

    1500 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. Hardcase H2422. Sidekick 3

Everyday essentials
Everyday essentials — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Dimensions (HxWxD)
  • 125.3 Х 54 Х 14.5 mm
  • 130 Х 59 Х 22 mm
Weight
  • 0 g
  • 190 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 2.6" inch
Screen resolution
  • 240 x 320 px
  • 160 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 64 MB RAM
Memory card support
  • microSD
  • up to 32 GB
  • miniSD
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • KaiOS
  • Danger 3.0
Chipset
  • Spreadtrum SC7731E
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Display colors
  • 16M
  • 65K
Screen area
  • 17.8 cm2
  • 20.1 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 26.4%
  • 26.2%
PPI /points per inch/
  • 167 PPI
  • 111 PPI
Camera and Video
Camera and Video — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Rear camera, main
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 0.3 MP
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • No
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Specifications
  • 0.3 MP
Unknown
Performance
Performance — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Processor CPU
  • Quad-core 1.3 GHz Cortex-A53
Unknown
Graphics processor GPU
  • Mali-820
Unknown
General specs
General specs — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Release date
  • 2019
  • February
  • 2006
  • June
Colors
  • Black
  • Black
Battery life Unknown
  • Stand by time- Up to 72 h Talking time- Up to 4 h 50 min
Communication and Connectivity
Communication and Connectivity — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • 1.1
Bluetooth
  • 2.1
  • 1.2
Music and Audio
Music and Audio — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Radio
  • FM radio
  • No
Others
  • Secondary external display
  • Swivel display
Other features
Other features — specifications for Hardcase H242, Sidekick 3.
SpecificationHardcase H242Sidekick 3
Dop
  • Downloadable applications Facebook
  • Gmail
  • Whatsapp
  • etc. - IP68 dust/water proof (up to 1.2m for 30 mins)
  • MP3 audio player -Voice memo