HTC ChaCha vs verykool s5025 Helix

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

    ChaCha: 16 g lighter

    ChaCha:
    120 g
    s5025 Helix:
    136 g
  • Width

    ChaCha: 7.9 mm narrower

    ChaCha:
    64.6 mm
    s5025 Helix:
    72.5 mm
  • Screen diagonal

    ChaCha: 2.4 in smaller diagonal

    ChaCha:
    2.6 in
    s5025 Helix:
    5 in
  • Depth

    s5025 Helix: 2.8 mm thinner

    ChaCha:
    10.7 mm
    s5025 Helix:
    7.9 mm
  • Height

    ChaCha: 29.1 mm shorter

    ChaCha:
    114.4 mm
    s5025 Helix:
    143.5 mm
  • Release year

    ChaCha:
    2011
    s5025 Helix:
    2015

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. ChaCha

    Height:
    114.4 mm
    Width:
    64.6 mm
    Depth:
    10.7 mm +2.8 mm versus s5025 Helix
  2. 2. s5025 Helix

    Height:
    143.5 mm +29.1 mm versus ChaCha
    Width:
    72.5 mm +7.9 mm versus ChaCha
    Depth:
    7.9 mm

Weight

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

  1. 1. ChaCha

    120 g

  2. 2. s5025 Helix

    136 g

    +16 g versus ChaCha

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. ChaCha

    Screen diagonal:
    2.6 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    20.1 cm²
  2. 2. s5025 Helix

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

s5025 Helix has approximately 242.4% more rectangular screen area than ChaCha.

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 ChaCha, s5025 Helix, compared at the same storage capacity.
StorageChaChas5025 Helix
8 GB Unknown 1 GB RAM
ChaCha: Original memory entry

512 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. ChaCha

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

2. s5025 Helix

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

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. ChaCha

    1250 mAh

  2. 2. s5025 Helix

    1950 mAh

    +700 mAh versus ChaCha

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. ChaCha2. s5025 Helix

Everyday essentials
Everyday essentials — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Dimensions (HxWxD)
  • 114.4 Х 64.6 Х 10.7 mm
  • 143.5 Х 72.5 Х 7.9 mm
Weight
  • 120 g
  • 136 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.6" inch
  • 5" inch
Screen resolution
  • 480 x 320 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Ion
  • 1950 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread); Sense UI 2.1
  • Android 5.1 (Lollipop)
Chipset Unknown
  • Mediatek MT6580 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 20.1 cm2
  • 68.9 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 27.2%
  • 66.2%
PPI /points per inch/
  • 222 PPI
  • 294 PPI
Screen protection
  • Corning Gorilla Glass
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
Video
  • 480p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Processor CPU
  • 800 MHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
Antutu 7 score *
  • 357
Unknown
General specs
General specs — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Release date
  • 2011
  • February
  • 2015
  • December
Colors
  • Black
  • Silver
  • Black
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
Unknown
Battery life
  • Stand by time- Up to 430 h (2G) / Up to 660 h (3G) Talking time- Up to 7 h 30 min (2G) / Up to 7 h (3G)
  • Stand by time- Up to 240 h (3G) Talking time- Up to 7 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.68 W/kg (head) 1.37 W/kg (body)
  • SAR - 0.68 W/kg (head) 1.25 W/kg (body)
Music and Audio
Music and Audio — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Radio
  • Stereo FM radio
  • RDS
  • Stereo FM radio
Other features
Other features — specifications for ChaCha, s5025 Helix.
SpecificationChaChas5025 Helix
Dop
  • Sensors Accelerometer
  • proximity
  • compass - Facebook dedicated key -MP3/AAC+/WAV/WMA player -MP4/H.264 player -Organizer -Document viewer/editor -Voice memo -Predictive text input - Also known as HTC ChaChaCha
  • Sensors Accelerometer
  • proximity