Asus Zenfone 4 Pro ZS551KL vs TECNO Camon iACE2

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.

  • Display technology

    OLED versus LCD

    Zenfone 4 Pro ZS551KL:
    OLED
    Camon iACE2:
    LCD
  • Weight

    Camon iACE2: 25 g lighter

    Zenfone 4 Pro ZS551KL:
    175 g
    Camon iACE2:
    150 g
  • Width

    Camon iACE2: 3.7 mm narrower

    Zenfone 4 Pro ZS551KL:
    75.6 mm
    Camon iACE2:
    71.9 mm
  • Chipset

    Zenfone 4 Pro ZS551KL:
    Qualcomm MSM8998 Snapdragon 835 (10 nm)
    Camon iACE2:
    Mediatek MT6761 Helio A22 (12 nm)
  • Depth

    Zenfone 4 Pro ZS551KL: 0.9 mm thinner

    Zenfone 4 Pro ZS551KL:
    7.6 mm
    Camon iACE2:
    8.5 mm
  • Height

    Camon iACE2: 8.6 mm shorter

    Zenfone 4 Pro ZS551KL:
    156.9 mm
    Camon iACE2:
    148.3 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. Zenfone 4 Pro ZS551KL

    Height:
    156.9 mm +8.6 mm versus Camon iACE2
    Width:
    75.6 mm +3.7 mm versus Camon iACE2
    Depth:
    7.6 mm
  2. 2. Camon iACE2

    Height:
    148.3 mm
    Width:
    71.9 mm
    Depth:
    8.5 mm +0.9 mm versus Zenfone 4 Pro ZS551KL

Weight

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

  1. 1. Zenfone 4 Pro ZS551KL

    175 g

    +25 g versus Camon iACE2

  2. 2. Camon iACE2

    150 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. Zenfone 4 Pro ZS551KL

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Camon iACE2

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²

Zenfone 4 Pro ZS551KL has approximately 6.8% more rectangular screen area than Camon iACE2.

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 Zenfone 4 Pro ZS551KL, Camon iACE2, compared at the same storage capacity.
StorageZenfone 4 Pro ZS551KLCamon iACE2
32 GB Not recorded 2 GB RAM
64 GB 6 GB RAM Not recorded
128 GB 6 GB RAM Not recorded

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Zenfone 4 Pro ZS551KL

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

2. Camon iACE2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. Zenfone 4 Pro ZS551KL

    3600 mAh

    +550 mAh versus Camon iACE2

  2. 2. Camon iACE2

    3050 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. Zenfone 4 Pro ZS551KL2. Camon iACE2

Everyday essentials
Everyday essentials — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Dimensions (HxWxD)
  • 156.9 Х 75.6 Х 7.6 mm
  • 148.3 Х 71.9 Х 8.5 mm
Weight
  • 175 g
  • 150 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 5.5" inch
  • 5.5" inch
Screen resolution
  • 1080 x 1920 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 6 GB RAM
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSD
  • up to 128 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3600 mAh
  • Non-removable Li-Ion
  • 3050 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 7.1.1 (Nougat)
  • upgradable to Android 8 (Oreo); ZenUI 4
  • Android 8.1 (Oreo)
Chipset
  • Qualcomm MSM8998 Snapdragon 835 (10 nm)
  • Mediatek MT6761 Helio A22 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 78.1 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 70.3%
  • 73.2%
PPI /points per inch/
  • 401 PPI
  • 293 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Dual
Camera specs
  • 12 MP
  • f/1.7
  • 25mm (wide)
  • 1/2.55''
  • 1.4µm
  • 4-axis OIS
  • dual pixel PDAF & laser AF -16 MP
  • 50mm (telephoto)
  • 1/3.1''
  • 1.0µm
  • 2x optical zoom
  • AF
  • 13 MP
  • f/1.8
  • AF -0.3 MP
  • depth sensor
Functions
  • HDR
  • LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • f/1.9
  • 1/3.2''
  • 22mm (wide)
  • 1.4µm
  • PDAF
  • 8 MP
  • f/2.0
Performance
Performance — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Processor CPU
  • Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
  • Quad-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • Adreno 540
  • PowerVR GE8320
General specs
General specs — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Release date
  • 2017
  • August
  • 2019
  • February
Colors
  • Moonlight White
  • Pure Black
  • Champagne Gold
  • Midnight Black
  • City Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 390 EUR
  • 6700 INR
Battery life
  • Talking time- Up to 27 h 30 min (3G)
Unknown
Body build
  • Front/back glass (Gorilla Glass 5) & aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 17(700)
  • 19(800)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - Global
  • Taiwan LTE band 1(2100)
  • 12(700)
  • 18(800)
  • 26(850)
  • 29(700)
  • 30(2300)
  • 41(2500) - US
  • Canada
  • Brazil LTE band 1(2100)
  • 41(2500) - India
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 2100 -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat12 600/150 or 100 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Type-C 1.0 reversible connector
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • EDR
  • LE
  • aptX
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio -DTS sound -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Zenfone 4 Pro ZS551KL, Camon iACE2.
SpecificationZenfone 4 Pro ZS551KLCamon iACE2
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • color spectrum
  • Infrared port - Fast battery charging: 50% in 32 min
  • Sensors Accelerometer
  • proximity