alcatel 7 vs Asus Zenfone Selfie ZD551KL

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

    Zenfone Selfie ZD551KL: 5 g lighter

    7:
    175 g
    Zenfone Selfie ZD551KL:
    170 g
  • Width

    7: 2.2 mm narrower

    7:
    75 mm
    Zenfone Selfie ZD551KL:
    77.2 mm
  • Screen diagonal

    Zenfone Selfie ZD551KL: 0.5 in smaller diagonal

    7:
    6 in
    Zenfone Selfie ZD551KL:
    5.5 in
  • Chipset

    7:
    Mediatek MT6763T Helio P23 (16 nm)
    Zenfone Selfie ZD551KL:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Rear camera layout

    7:
    Dual
    Zenfone Selfie ZD551KL:
    Single
  • Depth

    7: 2.2 mm thinner

    7:
    8.6 mm
    Zenfone Selfie ZD551KL:
    10.8 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. 7

    Height:
    162.1 mm +5.6 mm versus Zenfone Selfie ZD551KL
    Width:
    75 mm
    Depth:
    8.6 mm
  2. 2. Zenfone Selfie ZD551KL

    Height:
    156.5 mm
    Width:
    77.2 mm +2.2 mm versus 7
    Depth:
    10.8 mm +2.2 mm versus 7

Weight

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

  1. 1. 7

    175 g

    +5 g versus Zenfone Selfie ZD551KL

  2. 2. Zenfone Selfie ZD551KL

    170 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. 7

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. Zenfone Selfie ZD551KL

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

7 has approximately 11.4% more rectangular screen area than Zenfone Selfie ZD551KL.

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.

7: Original memory entry

32 GB · 2 RAM

Zenfone Selfie ZD551KL: Original memory entry

16/32 GB · 2/3 GB 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. 7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB

2. Zenfone Selfie ZD551KL

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. 7

    4000 mAh

    +1000 mAh versus Zenfone Selfie ZD551KL

  2. 2. Zenfone Selfie ZD551KL

    3000 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. 72. Zenfone Selfie ZD551KL

Everyday essentials
Everyday essentials — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Dimensions (HxWxD)
  • 162.1 Х 75 Х 8.6 mm
  • 156.5 Х 77.2 Х 10.8 mm
Weight
  • 175 g
  • 170 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 5.5" inch
Screen resolution
  • 1080 x 2180 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 2 RAM
  • 16/32 GB
  • 2/3 GB RAM
Memory card support
  • microSD
  • up to 128 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Ion
  • 3000 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • Android 5.0 (Lollipop)
  • upgradable to 6.0 (Marshmallow); ZenUI
Chipset
  • Mediatek MT6763T Helio P23 (16 nm)
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 93.8 cm2
  • 82.6 cm2
Screen format
  • 18:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 77.1%
  • 68.3%
PPI /points per inch/
  • 402 PPI
  • 403 PPI
Screen protection
  • Asahi Glass
  • Corning Gorilla Glass 4
  • oleophobic coating
Camera and Video
Camera and Video — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Rear camera, main
  • 12 MP
  • Dual
  • 13 MP
  • Single
Camera specs
  • 12 MP
  • f/2.2
  • 27mm (wide)
  • 1/2.8''
  • 1.25 µm
  • PDAF -2 MP
  • f/2.4
  • 1/5''
  • 1.75 µm
  • depth sensor
  • 13 MP
  • f/2.0
  • 28mm (wide)
  • 1/3''
  • laser AF
Functions
  • LED flash
  • Dual-LED dual-tone flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 8 MP
  • f/2.8
  • 1/4''
  • 1.12 µm
  • 13 MP
  • f/2.2
  • AF
Performance

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

Performance — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Processor CPU
  • Octa-core 2.5 GHz Cortex-A53
  • Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-G71 MP2
  • Adreno 405
Antutu 7 score *
  • 83252
Unknown
GeekBench 4 Single Core * Unknown
  • 582
GeekBench 4 Multi-Core * Unknown
  • 1610
GeekBench 4 RenderScript * Unknown
  • 1670
General specs
General specs — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Release date
  • 2018
  • August
  • 2015
  • June
Colors
  • Black
  • Pure White
  • Chic Pink
  • Aqua Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 180 USD
  • 280 EUR
Battery life
  • Stand by time- Up to 700 h (3G) Talking time- Up to 28 h (3G)
Unknown
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
SIM card
  • Nano-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 66(1700/2100)
  • 71(600)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - Global LTE band 1(2100)
  • 6(900)
  • 9(1800)
  • 18(800)
  • 19(800)
  • 28(700) - Taiwan LTE band 1(2100)
  • 4(1700/2100)
  • 17(700)
  • 20(800) - USA LTE band 1(2100)
  • 3(1800) - India
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 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
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • EDR
Music and Audio
Music and Audio — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Radio
  • FM radio
  • FM radio
  • RDS
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for 7, Zenfone Selfie ZD551KL.
Specification7Zenfone Selfie ZD551KL
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Fast battery charging (Pump Express 2.0+) - For metroPCS
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass