Celkon A66 vs verykool s5037 Apollo Quattro

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

    A66: 65 g lighter

    A66:
    98 g
    s5037 Apollo Quattro:
    163 g
  • Width

    A66: 5.8 mm narrower

    A66:
    67.2 mm
    s5037 Apollo Quattro:
    73 mm
  • Screen diagonal

    A66: 0.5 in smaller diagonal

    A66:
    4.5 in
    s5037 Apollo Quattro:
    5 in
  • Rear camera layout

    A66:
    Single
    s5037 Apollo Quattro:
    Dual
  • Depth

    s5037 Apollo Quattro: 0.6 mm thinner

    A66:
    11 mm
    s5037 Apollo Quattro:
    10.4 mm
  • Height

    A66: 8.5 mm shorter

    A66:
    136 mm
    s5037 Apollo Quattro:
    144.5 mm

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. A66

    Height:
    136 mm
    Width:
    67.2 mm
    Depth:
    11 mm +0.6 mm versus s5037 Apollo Quattro
  2. 2. s5037 Apollo Quattro

    Height:
    144.5 mm +8.5 mm versus A66
    Width:
    73 mm +5.8 mm versus A66
    Depth:
    10.4 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. s5037 Apollo Quattro

    163 g

    +65 g versus A66

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. A66

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. s5037 Apollo Quattro

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

s5037 Apollo Quattro has approximately 23.5% more rectangular screen area than A66.

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 A66, s5037 Apollo Quattro, compared at the same storage capacity.
StorageA66s5037 Apollo Quattro
8 GB Unknown 1 GB RAM
A66: 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. A66

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

2. s5037 Apollo Quattro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. A66

    2000 mAh

  2. 2. s5037 Apollo Quattro

    2000 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. A662. s5037 Apollo Quattro

Everyday essentials
Everyday essentials — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 144.5 Х 73 Х 10.4 mm
Weight
  • 98 g
  • 163 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 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.
  • 4 GB
  • 512 MB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 64 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 2000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 7.0 (Nougat)
Chipset Unknown
  • Mediatek MT6580 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 68.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 65.3%
PPI /points per inch/
  • 218 PPI
  • 196 PPI
Screen protection Unknown
  • Scratch-resistant glass
Camera and Video
Camera and Video — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Dual
Camera specs
  • 3.15 MP
  • 13 MP
  • AF -2 MP
  • depth sensor
Functions
  • LED flash
  • LED flash
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Dual
Specifications
  • VGA
  • 5 MP 2 MP
  • depth sensor
Performance
Performance — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
General specs
General specs — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Release date
  • 2014
  • 2018
  • February
Colors
  • White
  • Black
  • Black
  • Blue
  • Gold
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 240 h (3G) Talking time- Up to 5 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM/ Micro-SIM)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed Unknown
  • 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR - 0.25 W/kg (head) 0.56 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Radio
  • FM radio
  • Stereo FM radio
Other features
Other features — specifications for A66, s5037 Apollo Quattro.
SpecificationA66s5037 Apollo Quattro
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer