Celkon A403 vs Oppo Reno Ace

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

    A403: 87 g lighter

    A403:
    113 g
    Reno Ace:
    200 g
  • Width

    A403: 10.7 mm narrower

    A403:
    65 mm
    Reno Ace:
    75.7 mm
  • Screen diagonal

    A403: 2.5 in smaller diagonal

    A403:
    4 in
    Reno Ace:
    6.5 in
  • Chipset

    A403:
    Spreadtrum SC7715
    Reno Ace:
    Qualcomm SM8150 Snapdragon 855+ (7 nm)
  • Rear camera layout

    A403:
    Single
    Reno Ace:
    Quad
  • Depth

    Reno Ace: 1.5 mm thinner

    A403:
    10.2 mm
    Reno Ace:
    8.7 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. A403

    Height:
    125 mm
    Width:
    65 mm
    Depth:
    10.2 mm +1.5 mm versus Reno Ace
  2. 2. Reno Ace

    Height:
    161 mm +36 mm versus A403
    Width:
    75.7 mm +10.7 mm versus A403
    Depth:
    8.7 mm

Weight

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

  1. 1. A403

    113 g

  2. 2. Reno Ace

    200 g

    +87 g versus A403

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. A403

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

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    102 cm²

Reno Ace has approximately 124% more rectangular screen area than A403.

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 A403, Reno Ace, compared at the same storage capacity.
StorageA403Reno Ace
128 GB Unknown 8 GB RAM
256 GB Unknown 8 / 12 GB RAM Alternative RAM configurations
A403: 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. A403

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

2. Reno Ace

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

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. A403

    1400 mAh

  2. 2. Reno Ace

    4000 mAh

    +2600 mAh versus A403

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. A4032. Reno Ace

Everyday essentials
Everyday essentials — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Dimensions (HxWxD)
  • 125 Х 65 Х 10.2 mm
  • 161 Х 75.7 Х 8.7 mm
Weight
  • 113 g
  • 200 g
Technology Unknown
  • AMOLED
Screen size
  • 4" inch
  • 6.5" inch
Screen resolution
  • 480 x 800 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 128GB 8GB RAM
  • 256GB 8GB RAM
  • 256GB 12GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat)
  • Android 9.0 (Pie)
  • planned upgrade to Android 10.0; ColorOS 6.1
Chipset
  • Spreadtrum SC7715
  • Qualcomm SM8150 Snapdragon 855+ (7 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Touchscreen
  • capacitive touchscreen
  • capacitive touch
Display colors Unknown
  • 16M
Screen area
  • 45.5 cm2
  • 102.0 cm2
Screen format
  • 5:3 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 56.1%
  • 83.7%
PPI /points per inch/
  • 233 PPI
  • 405 PPI
Screen protection Unknown
  • Corning Gorilla Glass 6
Camera and Video
Camera and Video — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Rear camera, main
  • 3.15 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 3.15 MP
  • 48 MP
  • f/1.7
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF
  • OIS -13MP
  • f/2.4
  • (telephoto)
  • 1/3.4"
  • 1.0µm
  • 2x optical zoom -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/3.2"
  • 1.4µm -2 MP B/W
  • 1/5"
  • 1.75µm
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 1.3 MP
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Processor CPU
  • 1.0 GHz
  • Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU Unknown
  • Adreno 640 (700 MHz)
Antutu 8 score * Unknown
  • 465000
General specs
General specs — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Release date
  • 2015
  • August
  • 2019
  • October
Colors
  • Black
  • Light Blue
  • Red
  • Yellow
  • Psychedelic Purple
  • Starry Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 380 EUR
Body build Unknown
  • Front glass (Gorilla Glass 6)
  • Back glass (Gorilla Glass 5)
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • A-GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.68 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Radio
  • FM radio
  • FM radio
Others Unknown
  • 500 nits max brightness -HDR -90 Hz -DCI-P3 100%
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A403, Reno Ace.
SpecificationA403Reno Ace
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 65W: 100% in 30 min (SuperVOOC Flash Charge)