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Celkon A19 vs ZTE U900

Compare recorded specifications, size and practical differences.

Celkon A19

Celkon A19

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ZTE U900

ZTE U900

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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.

  • Screen diagonalU900: 0.5 in smaller diagonalU900: 3.5 in · A19: 4 in
  • Release year2012 / 2011A19: 2012 · U900: 2011

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.

Front
A19: 124 × 68 mm 1
Side
A19: 124 × 10.8 mm 1
  1. 1. A19
    Height
    124 mm
    Width
    68 mm
    Depth
    10.8 mm
    Weight
    110 g
  2. 2. U900
    Height
    Unknown
    Width
    Unknown
    Depth
    Unknown
    Weight
    Unknown

    Unavailable dimensions are omitted from the drawing.

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.

Screen size
A19: 4 in, 5:3, About 45.5 cm² rectangular area 1 U900: 3.5 in, 5:3, About 34.9 cm² rectangular area 2
  1. 1. A19 4 in · 5:3 About 45.5 cm² rectangular area
  2. 2. U900 3.5 in · 5:3 About 34.9 cm² rectangular area

A19 has approximately 30.6% more rectangular screen area than U900.

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.

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. A19

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

2. U900

NFC
Unknown
Headphone jack
Yes
Memory card support
See details microSD (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. A192. U900

Everyday essentials
Everyday essentials
SpecificationA19U900
Dimensions (HxWxD)
  • 124 Х 68 Х 10.8 mm
  • Х Х mm
Weight
  • 110 g
  • 0 g
Technology
  • TFT
  • TFT
Screen size
  • 4" inch
  • 3.5" inch
Screen resolution
  • 480 x 800 px
  • 480 x 800 px
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 0 mAh,
Operating system OS
  • Android 2.3.7 (Gingerbread)
  • Android-based OPhone 2.0
Headphone jack
  • Yes
  • Yes
Display
Display
SpecificationA19U900
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 256K
Screen area
  • 45.5 cm2
  • 34.9 cm2
Screen format
  • 5:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 54.0%
Unknown
PPI /points per inch/
  • 233 PPI
  • 267 PPI
Camera and Video
Camera and Video
SpecificationA19U900
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • 3.15 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance
SpecificationA19U900
Processor CPU
  • 832 MHz
Unknown
General specs
General specs
SpecificationA19U900
Release date
  • 2012
  • July
  • 2011
  • February
Colors
  • Black
  • White
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 130 EUR
Unknown
Battery life
  • Stand by time- Up to 300 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationA19U900
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • Yes
  • 2.1
  • A2DP
Music and Audio
Music and Audio
SpecificationA19U900
Radio
  • Stereo FM radio
Unknown
Other features
Other features
SpecificationA19U900
Dop
  • Sensors Accelerometer
  • proximity - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - CMMB Mobile TV -MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input

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