Celkon A99 vs verykool s4510 Luna

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

    A99: 22 g lighter

    A99:
    120 g
    s4510 Luna:
    142 g
  • Width

    A99: 3.5 mm narrower

    A99:
    64 mm
    s4510 Luna:
    67.5 mm
  • Screen diagonal

    A99: 0.5 in smaller diagonal

    A99:
    4 in
    s4510 Luna:
    4.5 in
  • Depth

    s4510 Luna: 1.1 mm thinner

    A99:
    11.3 mm
    s4510 Luna:
    10.2 mm
  • Height

    A99: 14.6 mm shorter

    A99:
    121.4 mm
    s4510 Luna:
    136 mm
  • Release year

    A99:
    2012
    s4510 Luna:
    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. A99

    Height:
    121.4 mm
    Width:
    64 mm
    Depth:
    11.3 mm +1.1 mm versus s4510 Luna
  2. 2. s4510 Luna

    Height:
    136 mm +14.6 mm versus A99
    Width:
    67.5 mm +3.5 mm versus A99
    Depth:
    10.2 mm

Weight

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

  1. 1. A99

    120 g

  2. 2. s4510 Luna

    142 g

    +22 g versus A99

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. A99

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. s4510 Luna

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

s4510 Luna has approximately 21% more rectangular screen area than A99.

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.

s4510 Luna: 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. A99

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

2. s4510 Luna

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. A99

    1200 mAh

  2. 2. s4510 Luna

    1650 mAh

    +450 mAh versus A99

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. A992. s4510 Luna

Everyday essentials
Everyday essentials — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Dimensions (HxWxD)
  • 121.4 Х 64 Х 11.3 mm
  • 136 Х 67.5 Х 10.2 mm
Weight
  • 120 g
  • 142 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4" inch
  • 4.5" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded. Unknown
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Li-Ion
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.3.5 (Gingerbread)
  • Android 4.4.2 (KitKat)
Chipset Unknown
  • Mediatek MT6572 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 47.6 cm2
  • 57.6 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.3%
  • 62.8%
PPI /points per inch/
  • 144 PPI
  • 207 PPI
Camera and Video
Camera and Video — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance
Performance — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Processor CPU
  • 650 MHz
  • Dual-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400
General specs
General specs — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Release date
  • 2012
  • 2014
  • September
Colors
  • Black
  • Black
  • Blue
  • Yellow
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 3 h
  • Stand by time- Up to 192 h (3G) Talking time- Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
SIM card
  • Dual SIM (Mini-SIM)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 2.1
  • A2DP
  • 4.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 0.91 W/kg (head) 0.84 W/kg (body)
Music and Audio
Music and Audio — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Radio
  • Stereo FM radio
  • RDS
  • recordin
  • FM radio
Other features
Other features — specifications for A99, s4510 Luna.
SpecificationA99s4510 Luna
Dop
  • Sensors Accelerometer
  • proximity
  • compass - MP3/WAV/eAAC player -MP4/H.264 player -Document viewer -Organizer -Voice memo/dial -Predictive text input
  • Sensors Accelerometer
  • proximity