Asus Zenfone 3 Ultra ZU680KL vs Infinix Zero 6

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    Zero 6: 55 g lighter

    Zenfone 3 Ultra ZU680KL:
    233 g
    Zero 6:
    178 g
  • Screen diagonal

    Zero 6: 0.62 in smaller diagonal

    Zenfone 3 Ultra ZU680KL:
    6.8 in
    Zero 6:
    6.18 in
  • Chipset

    Zenfone 3 Ultra ZU680KL:
    Qualcomm MSM8976 Snapdragon 652 (28 nm)
    Zero 6:
    Qualcomm SDM636 Snapdragon 636 (14 nm)
  • Rear camera layout

    Zenfone 3 Ultra ZU680KL:
    Single
    Zero 6:
    Dual
  • Release year

    Zenfone 3 Ultra ZU680KL:
    2016
    Zero 6:
    2019

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 3 Ultra ZU680KL

    Height:
    186.4 mm
    Width:
    93.9 mm
    Depth:
    6.8 mm
  2. 2. Zero 6

    Height:
    Unknown
    Width:
    Unknown
    Depth:
    Unknown

    Unavailable dimensions are omitted from the drawing.

Weight

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

  1. 1. Zenfone 3 Ultra ZU680KL

    233 g

    +55 g versus Zero 6

  2. 2. Zero 6

    178 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Zenfone 3 Ultra ZU680KL

    Screen diagonal:
    6.8 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    127.5 cm²
  2. 2. Zero 6

    Zero 6: Screen geometry unavailable or conflicting.

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 3 Ultra ZU680KL, Zero 6, compared at the same storage capacity.
StorageZenfone 3 Ultra ZU680KLZero 6
64 GB Unknown 6 GB RAM
Zenfone 3 Ultra ZU680KL: Original memory entry

32/64/128 GB · 3/4 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. Zenfone 3 Ultra ZU680KL

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 slot)

2. Zero 6

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD (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 3 Ultra ZU680KL

    4600 mAh

    +950 mAh versus Zero 6

  2. 2. Zero 6

    3650 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 3 Ultra ZU680KL2. Zero 6

Everyday essentials
Everyday essentials — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Dimensions (HxWxD)
  • 186.4 Х 93.9 Х 6.8 mm
  • 156.8 Х 0 Х 8 mm
Weight
  • 233 g
  • 178 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.8" inch
  • 6.18" inch
Screen resolution
  • 1080 x 1920 px
Unknown
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32/64/128 GB
  • 3/4 GB RAM
  • 64 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4600 mAh
  • Non-removable Li-Ion
  • 3650 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.1 (Marshmallow); ZenUI 3
  • Android 8.0 (Oreo)
Chipset
  • Qualcomm MSM8976 Snapdragon 652 (28 nm)
  • Qualcomm SDM636 Snapdragon 636 (14 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 127.5 cm2
Unknown
Screen format
  • 16:9 (height:width)
Unknown
Screen to body ratio
  • 72.8%
Unknown
PPI /points per inch/
  • 324 PPI
  • 0 PPI
Screen protection
  • Corning Gorilla Glass 4
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Rear camera, main
  • 23 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 23 MP
  • f/2.0
  • 1/2.6''
  • 1.0µm
  • 4-axis OIS
  • PDAF & laser AF
  • 12 MP
  • AF -24 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • Quad-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 20 MP
Performance

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

Performance — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Processor CPU
  • Octa-core (4x1.8 GHz Cortex-A72 & 4x1.4 GHz Cortex-A53)
  • Octa-core 1.8 GHz Kryo 260
Graphics processor GPU
  • Adreno 510
  • Adreno 509
GeekBench 4 Single Core *
  • 1357
Unknown
GeekBench 4 Multi-Core *
  • 3659
Unknown
GeekBench 4 RenderScript *
  • 4146
Unknown
GeekBench 5 Single Core *
  • 252
Unknown
GeekBench 5 Multi-Core *
  • 899
Unknown
General specs
General specs — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Release date
  • 2016
  • May
  • 2019
  • March
Colors
  • Glacier Silver
  • Titanium Gray
  • Metallic Pink
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 300 EUR
Unknown
Battery life
  • Talking time- Up to 34 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 / 800 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 18(800)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • Yes
Bluetooth
  • 4.2
  • A2DP
  • EDR
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Radio
  • FM radio
  • FM radio
Others
  • 24-bit/192kHz audio
Unknown
Other features
Other features — specifications for Zenfone 3 Ultra ZU680KL, Zero 6.
SpecificationZenfone 3 Ultra ZU680KLZero 6
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 60% in 45 min (Quick Charge 3.0)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass