QMobile A1 vs verykool s450

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    s450: 5.5 g lighter

    A1:
    138 g
    s450:
    132.5 g
  • Depth

    A1: 0.7 mm thinner

    A1:
    9.2 mm
    s450:
    9.9 mm
  • Release year

    A1:
    2015
    s450:
    2014

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. A1

    Height:
    132 mm
    Width:
    67 mm
    Depth:
    9.2 mm
  2. 2. s450

    Height:
    131.4 mm
    Width:
    66.8 mm
    Depth:
    9.9 mm +0.7 mm versus A1

Weight

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

  1. 1. A1

    138 g

    +5.5 g versus s450

  2. 2. s450

    132.5 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. A1

    A1: Screen geometry unavailable or conflicting.

  2. 2. s450

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

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 A1, s450, compared at the same storage capacity.
StorageA1s450
8 GB 1 GB RAM Unknown
s450: Original memory entry

4 GB · 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. A1

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

2. s450

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. A1

    1700 mAh

  2. 2. s450

    1750 mAh

    +50 mAh versus A1

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. A12. s450

Everyday essentials
Everyday essentials — specifications for A1, s450.
SpecificationA1s450
Dimensions (HxWxD)
  • 132 Х 67 Х 9.2 mm
  • 131.4 Х 66.8 Х 9.9 mm
Weight
  • 138 g
  • 132.5 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 4.5" inch
  • 4.5" inch
Screen resolution
  • 480 x 854 px
  • 480 x 854 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 64 GB
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Li-Ion
  • 1750 mAh
  • Removable Li-Ion
Operating system OS
  • Android 5.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6582 (28 nm)
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A1, s450.
SpecificationA1s450
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 44.2 cm2
  • 55.8 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 50.0%
  • 63.6%
PPI /points per inch/
  • 245 PPI
  • 218 PPI
Camera and Video
Camera and Video — specifications for A1, s450.
SpecificationA1s450
Rear camera, main
  • 5 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 8 MP
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 2 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 2 MP
  • VGA
Performance
Performance — specifications for A1, s450.
SpecificationA1s450
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Dual-core 1.2 GHz
Graphics processor GPU
  • Mali-400MP2
Unknown
General specs
General specs — specifications for A1, s450.
SpecificationA1s450
Release date
  • 2015
  • July
  • 2014
  • May
Colors
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
Unknown
Battery life
  • Stand by time- Up to 160 h (3G) Talking time- Up to 8 h (3G)
  • Stand by time- Up to 240 h (3G) Talking time- Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A1, s450.
SpecificationA1s450
SIM card
  • Dual SIM
  • Single SIMDual 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 - SIM1 & SIM 2 (optional)
Speed
  • HSPA 42.2/11.5 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
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB
Bluetooth
  • 4.0
  • A2DP
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for A1, s450.
SpecificationA1s450
Radio
  • Stereo FM radio
  • FM radio
Other features
Other features — specifications for A1, s450.
SpecificationA1s450
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity - Flashlight