HTC ChaCha vs ZTE Nubia Prague S

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: 15 g lighter

    ChaCha:
    120 g
    Nubia Prague S:
    135 g
  • Width

    ChaCha: 7.9 mm narrower

    ChaCha:
    64.6 mm
    Nubia Prague S:
    72.5 mm
  • Screen diagonal

    ChaCha: 2.6 in smaller diagonal

    ChaCha:
    2.6 in
    Nubia Prague S:
    5.2 in
  • Depth

    Nubia Prague S: 3.9 mm thinner

    ChaCha:
    10.7 mm
    Nubia Prague S:
    6.8 mm
  • Height

    ChaCha: 33.8 mm shorter

    ChaCha:
    114.4 mm
    Nubia Prague S:
    148.2 mm
  • Release year

    ChaCha:
    2011
    Nubia Prague S:
    2016

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 +3.9 mm versus Nubia Prague S
  2. 2. Nubia Prague S

    Height:
    148.2 mm +33.8 mm versus ChaCha
    Width:
    72.5 mm +7.9 mm versus ChaCha
    Depth:
    6.8 mm

Weight

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

  1. 1. ChaCha

    120 g

  2. 2. Nubia Prague S

    135 g

    +15 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. Nubia Prague S

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

Nubia Prague S has approximately 270.3% 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, Nubia Prague S, compared at the same storage capacity.
StorageChaChaNubia Prague S
64 GB Unknown 3 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. Nubia Prague S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. ChaCha

    1250 mAh

  2. 2. Nubia Prague S

    2200 mAh

    +950 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. Nubia Prague S

Everyday essentials
Everyday essentials — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
Dimensions (HxWxD)
  • 114.4 Х 64.6 Х 10.7 mm
  • 148.2 Х 72.5 Х 6.8 mm
Weight
  • 120 g
  • 135 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.6" inch
  • 5.2" inch
Screen resolution
  • 480 x 320 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 512 MB RAM
  • 64 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Ion
  • 2200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 2.3 (Gingerbread); Sense UI 2.1
  • Android 5.2 (Lollipop); nubia UI 3
Chipset Unknown
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 20.1 cm2
  • 74.5 cm2
Screen format
  • 3:2 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 27.2%
  • 69.4%
PPI /points per inch/
  • 222 PPI
  • 424 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
Rear camera, main
  • 5 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 480p@30fps
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
  • f/2.4
Performance

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

Performance — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
Processor CPU
  • 800 MHz
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Adreno 405
Antutu 7 score *
  • 357
Unknown
General specs
General specs — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
Release date
  • 2011
  • February
  • 2016
  • January
Colors
  • Black
  • Silver
  • White
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 70 EUR
  • 250 EUR
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)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-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 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 7.2/0.384 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
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 3.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.68 W/kg (head) 1.37 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
Radio
  • Stereo FM radio
  • RDS
  • FM radio
Others Unknown
  • 32-bit/192kHz audio -Dolby Surround audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for ChaCha, Nubia Prague S.
SpecificationChaChaNubia Prague S
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
  • gyro
  • proximity
  • compass