Lenovo ZUK Z2 vs O2 XDA Exec

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

    ZUK Z2: 136 g lighter

    ZUK Z2:
    149 g
    XDA Exec:
    285 g
  • Width

    ZUK Z2: 12.1 mm narrower

    ZUK Z2:
    68.9 mm
    XDA Exec:
    81 mm
  • Screen diagonal

    XDA Exec: 1.4 in smaller diagonal

    ZUK Z2:
    5 in
    XDA Exec:
    3.6 in
  • Depth

    ZUK Z2: 16.5 mm thinner

    ZUK Z2:
    8.5 mm
    XDA Exec:
    25 mm
  • Height

    XDA Exec: 14.7 mm shorter

    ZUK Z2:
    141.7 mm
    XDA Exec:
    127 mm
  • Release year

    ZUK Z2:
    2016
    XDA Exec:
    2005

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. ZUK Z2

    Height:
    141.7 mm +14.7 mm versus XDA Exec
    Width:
    68.9 mm
    Depth:
    8.5 mm
  2. 2. XDA Exec

    Height:
    127 mm
    Width:
    81 mm +12.1 mm versus ZUK Z2
    Depth:
    25 mm +16.5 mm versus ZUK Z2

Weight

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

  1. 1. ZUK Z2

    149 g

  2. 2. XDA Exec

    285 g

    +136 g versus ZUK Z2

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. ZUK Z2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. XDA Exec

    Screen diagonal:
    3.6 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    40.1 cm²

ZUK Z2 has approximately 71.7% more rectangular screen area than XDA Exec.

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.

ZUK Z2: Original memory entry

64 GB · 4 GB RAM 32 GB · 3 GB RAM

XDA Exec: Original memory entry

64 MB RAM · 128 MB ROM

Practical features

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

1. ZUK Z2

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

2. XDA Exec

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

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. ZUK Z2

    3500 mAh

    +1880 mAh versus XDA Exec

  2. 2. XDA Exec

    1620 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. ZUK Z22. XDA Exec

Everyday essentials
Everyday essentials — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Dimensions (HxWxD)
  • 141.7 Х 68.9 Х 8.5 mm
  • 127 Х 81 Х 25 mm
Weight
  • 149 g
  • 285 g
Technology
  • LTPS IPS LCD
  • TFT
Screen size
  • 5" inch
  • 3.6" inch
Screen resolution
  • 1080 x 1920 px
  • 640 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 4 GB RAM 32 GB
  • 3 GB RAM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • No
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Po
  • 1620 mAh
  • Removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow)
  • upgradable to Android 8.0 (Oreo); ZUI 2.5
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Qualcomm MSM8996 Snapdragon 820 (14 nm)
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 68.9 cm2
  • 40.1 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 70.6%
  • 39.0%
PPI /points per inch/
  • 441 PPI
  • 222 PPI
Camera and Video
Camera and Video — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Rear camera, main
  • 13 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 13 MP
  • f/2.2
  • 1/2.6''
  • 1.34µm
  • PDAF
  • 1.3 MP
Functions
  • LED flash
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/3.2''
  • 1.4µm
  • VGA videocall camera
Performance

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

Performance — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Processor CPU
  • Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)
  • Intel Bulverde 520 MHz
Graphics processor GPU
  • Adreno 530
Unknown
GeekBench 4 Single Core *
  • 1642
Unknown
GeekBench 4 Multi-Core *
  • 3492
Unknown
GeekBench 4 RenderScript *
  • 6333
Unknown
GeekBench 4 Battery *
  • 2107
Unknown
GeekBench 5 Single Core *
  • 311
Unknown
GeekBench 5 Multi-Core *
  • 762
Unknown
General specs
General specs — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Release date
  • 2016
  • May
  • 2005
  • August
Colors
  • Titanium Black
  • Ceramic White
  • Stylish black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 300 EUR
Battery life Unknown
  • Stand by time- Up to 250 h Talking time- Up to 8 h
Body build
  • Front/back glass & aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 -3G - HSDPA 850 / 900 / 1900 / 2100 TD-SCDMA -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11b
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • No
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • miniUSB
Bluetooth
  • 4.1
  • A2DP
  • LE
  • EDR
  • 1.2
Music and Audio
Music and Audio — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Radio
  • No
  • No
Others
  • Always-on display
  • 24-bit/192kHz audio -Active noise cancellation with dedicated mic
  • Handwriting recognition
  • Dual speakers
Other features
Other features — specifications for ZUK Z2, XDA Exec.
SpecificationZUK Z2XDA Exec
Dop
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as Lenovo Z2 Plus
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9000
  • i-mate JASJAR and T-Mobile MDA IV.