HTC First vs ZTE nubia Z18

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

    First: 48.1 g lighter

    First:
    123.9 g
    nubia Z18:
    172 g
  • Width

    First: 7.6 mm narrower

    First:
    65 mm
    nubia Z18:
    72.6 mm
  • Screen diagonal

    First: 1.69 in smaller diagonal

    First:
    4.3 in
    nubia Z18:
    5.99 in
  • Chipset

    First:
    Qualcomm MSM8930 Snapdragon 400 (28 nm)
    nubia Z18:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Rear camera layout

    First:
    Single
    nubia Z18:
    Dual
  • Height

    First: 22.6 mm shorter

    First:
    126 mm
    nubia Z18:
    148.6 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. First

    Height:
    126 mm
    Width:
    65 mm
    Depth:
    8.9 mm
  2. 2. nubia Z18

    Height:
    148.6 mm +22.6 mm versus First
    Width:
    72.6 mm +7.6 mm versus First
    Depth:
    8.6 mm

Weight

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

  1. 1. First

    123.9 g

  2. 2. nubia Z18

    172 g

    +48.1 g versus First

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. First

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. nubia Z18

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

nubia Z18 has approximately 81.7% more rectangular screen area than First.

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 First, nubia Z18, compared at the same storage capacity.
StorageFirstnubia Z18
16 GB 1 GB RAM Unknown
nubia Z18: Original memory entry

128 GB · 8 GB RAM 64 GB · 6 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. First

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

2. nubia Z18

NFC:
Unknown
Headphone jack:
No
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. First

    2000 mAh

  2. 2. nubia Z18

    3450 mAh

    +1450 mAh versus First

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. First2. nubia Z18

Everyday essentials
Everyday essentials — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Dimensions (HxWxD)
  • 126 Х 65 Х 8.9 mm
  • 148.6 Х 72.6 Х 8.6 mm
Weight
  • 123.9 g
  • 172 g
Technology
  • Super LCD
  • LTPS IPS LCD
Screen size
  • 4.3" inch
  • 5.99" inch
Screen resolution
  • 720 x 1280 px
  • 1080 x 2160 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 128 GB
  • 8 GB RAM 64 GB
  • 6 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Non-removable Li-Po
  • 3450 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.1 (Jelly Bean); Facebook Home UI
  • Android 8.1 (Oreo); Nubia UI 6
Chipset
  • Qualcomm MSM8930 Snapdragon 400 (28 nm)
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • No
Display
Display — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 51.0 cm2
  • 92.6 cm2
Screen format
  • 16:9 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 62.2%
  • 85.8%
PPI /points per inch/
  • 342 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Rear camera, main
  • 5 MP
  • Single
  • 24 MP
  • Dual
Camera specs
  • 5 MP
  • AF
  • 24 MP
  • f/1.6
  • OIS
  • dual pixel PDAF -16 MP
  • AF
Functions
  • LED flash
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.6 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 1.6 MP
  • 8 MP
  • f/2.0
Performance

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

Performance — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Processor CPU
  • Dual-core 1.4 GHz Krait
  • Octa-core (4x2.65 GHz Kryo 385 Gold & 4x1.8 GHz Kryo 385 Silver)
Graphics processor GPU
  • Adreno 305
  • Adreno 630
Antutu 7 score *
  • 18456
Unknown
General specs
General specs — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Release date
  • 2013
  • April
  • 2018
  • September
Colors
  • White
  • Black
  • Red
  • Pale Blue
  • Black
  • Red
  • Stary Night
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
  • 400 EUR
Battery life
  • Stand by time- Up to 432 h Talking time- Up to 14 h 20 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
SIM card
  • Micro-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - AT&T
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat18 1200/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for First, nubia Z18.
SpecificationFirstnubia Z18
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 9V/2A 18W (Quick Charge 4.0)