Celkon A97i vs HTC Desire 825

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

    A97i: 16 g lighter

    A97i:
    139 g
    Desire 825:
    155 g
  • Width

    A97i: 12.9 mm narrower

    A97i:
    64 mm
    Desire 825:
    76.9 mm
  • Screen diagonal

    A97i: 1.5 in smaller diagonal

    A97i:
    4 in
    Desire 825:
    5.5 in
  • Depth

    Desire 825: 3.6 mm thinner

    A97i:
    11 mm
    Desire 825:
    7.4 mm
  • Height

    A97i: 32.9 mm shorter

    A97i:
    124 mm
    Desire 825:
    156.9 mm
  • Release year

    A97i:
    2012
    Desire 825:
    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. A97i

    Height:
    124 mm
    Width:
    64 mm
    Depth:
    11 mm +3.6 mm versus Desire 825
  2. 2. Desire 825

    Height:
    156.9 mm +32.9 mm versus A97i
    Width:
    76.9 mm +12.9 mm versus A97i
    Depth:
    7.4 mm

Weight

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

  1. 1. A97i

    139 g

  2. 2. Desire 825

    155 g

    +16 g versus A97i

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. A97i

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. Desire 825

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

Desire 825 has approximately 83.1% more rectangular screen area than A97i.

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 A97i, Desire 825, compared at the same storage capacity.
StorageA97iDesire 825
16 GB Unknown 2 GB 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. A97i

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

2. Desire 825

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (dedicated 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. A97i

    1500 mAh

  2. 2. Desire 825

    2700 mAh

    +1200 mAh versus A97i

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. A97i2. Desire 825

Everyday essentials
Everyday essentials — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Dimensions (HxWxD)
  • 124 Х 64 Х 11 mm
  • 156.9 Х 76.9 Х 7.4 mm
Weight
  • 139 g
  • 155 g
Technology
  • TFT
  • Super LCD
Screen size
  • 4" inch
  • 5.5" inch
Screen resolution
  • 480 x 800 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Li-Ion
  • 2700 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • Android 6.0 (Marshmallow)
Chipset Unknown
  • Qualcomm Snapdragon 400 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Touchscreen
  • touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 83.4 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 57.4%
  • 69.1%
PPI /points per inch/
  • 233 PPI
  • 267 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 8 MP
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions Unknown
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.8
Performance

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

Performance — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Processor CPU
  • 1.0 GHz Cortex-A9
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU Unknown
  • Adreno 305
Antutu 7 score * Unknown
  • 28154
GeekBench 4 Single Core * Unknown
  • 526
GeekBench 4 Multi-Core * Unknown
  • 1359
General specs
General specs — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Release date
  • 2012
  • August
  • 2016
  • February
Colors
  • Black
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
  • 240 EUR
Battery life
  • Stand by time- Up to 350 h Talking time- Up to 9 h 10 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
SIM card
  • Dual SIM (Mini-SIM)
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 40(2300)
Speed
  • HSPA
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • Yes
  • 4.1
  • A2DP
Music and Audio
Music and Audio — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Radio
  • Stereo FM radio
  • FM radio
Others Unknown
  • 24-bit/192kHz audio -Dolby audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A97i, Desire 825.
SpecificationA97iDesire 825
Dop
  • Sensors Accelerometer MP3/WAV/eAAC player -MP4/H.264 player -Organizer -Voice memo/dial -Predictive text input Flashlight
  • Sensors Accelerometer
  • proximity
  • compass - Also known as HTC Desire 825 Dual SIM with dual-SIM card slots