BQ Aquaris M4.5 vs Celkon A19

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

    A19: 5 g lighter

    Aquaris M4.5:
    115 g
    A19:
    110 g
  • Width

    Aquaris M4.5: 4.5 mm narrower

    Aquaris M4.5:
    63.5 mm
    A19:
    68 mm
  • Screen diagonal

    A19: 0.5 in smaller diagonal

    Aquaris M4.5:
    4.5 in
    A19:
    4 in
  • Depth

    Aquaris M4.5: 2 mm thinner

    Aquaris M4.5:
    8.8 mm
    A19:
    10.8 mm
  • Height

    A19: 7.8 mm shorter

    Aquaris M4.5:
    131.8 mm
    A19:
    124 mm
  • Release year

    Aquaris M4.5:
    2015
    A19:
    2012

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. Aquaris M4.5

    Height:
    131.8 mm +7.8 mm versus A19
    Width:
    63.5 mm
    Depth:
    8.8 mm
  2. 2. A19

    Height:
    124 mm
    Width:
    68 mm +4.5 mm versus Aquaris M4.5
    Depth:
    10.8 mm +2 mm versus Aquaris M4.5

Weight

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

  1. 1. Aquaris M4.5

    115 g

    +5 g versus A19

  2. 2. A19

    110 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. Aquaris M4.5

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. A19

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

Aquaris M4.5 has approximately 22.6% more rectangular screen area than A19.

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.

Aquaris M4.5: Original memory entry

8 GB · 1 GB RAM16 GB · 1/2 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. Aquaris M4.5

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB

2. A19

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. Aquaris M4.5

    2470 mAh

    +1070 mAh versus A19

  2. 2. A19

    1400 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. Aquaris M4.52. A19

Everyday essentials
Everyday essentials — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Dimensions (HxWxD)
  • 131.8 Х 63.5 Х 8.8 mm
  • 124 Х 68 Х 10.8 mm
Weight
  • 115 g
  • 110 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 4.5" inch
  • 4" inch
Screen resolution
  • 540 x 960 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM16 GB
  • 1/2 GB RAM
Unknown
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2470 mAh
  • Non-removable Li-Po
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Android 5.1.1 (Lollipop)
  • Android 2.3.7 (Gingerbread)
Chipset
  • Mediatek MT6735M (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
Unknown
Screen area
  • 55.8 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.7%
  • 54.0%
PPI /points per inch/
  • 245 PPI
  • 233 PPI
Screen protection
  • Asahi Dragontrail Glass
Unknown
Camera and Video
Camera and Video — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • f/2.0
  • 1/3.2''
  • AF
  • 5 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
  • f/2.0
Unknown
Performance

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

Performance — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Processor CPU
  • Quad-core 1.0 GHz Cortex-A53
  • 832 MHz
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 19396
Unknown
GeekBench 4 Single Core *
  • 481
Unknown
GeekBench 4 Multi-Core *
  • 1367
Unknown
General specs
General specs — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Release date
  • 2015
  • 2012
  • July
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 EUR
  • 130 EUR
Battery life Unknown
  • Stand by time- Up to 300 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Dual SIM (Mini-SIM)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA
  • LTE
  • HSPA
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
GPS
  • Yes
  • with A-GPS
  • Yes
USB
  • microUSB 2.0
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • Yes
Harmful irradiation
  • SAR EU - 0.33 W/kg (head) 0.60 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Radio
  • FM radio
  • Stereo FM radio
Others
  • Dolby Audio enhancement -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Aquaris M4.5, A19.
SpecificationAquaris M4.5A19
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input