alcatel 1s vs ZTE N721

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

    N721: 41 g lighter

    1s:
    146 g
    N721:
    105 g
  • Width

    N721: 14.5 mm narrower

    1s:
    70.7 mm
    N721:
    56.2 mm
  • Screen diagonal

    N721: 2.7 in smaller diagonal

    1s:
    5.5 in
    N721:
    2.8 in
  • Rear camera layout

    1s:
    Dual
    N721:
    Single
  • Depth

    1s: 5.6 mm thinner

    1s:
    8.6 mm
    N721:
    14.2 mm
  • Height

    N721: 41.8 mm shorter

    1s:
    147.8 mm
    N721:
    106 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. 1s

    Height:
    147.8 mm +41.8 mm versus N721
    Width:
    70.7 mm +14.5 mm versus N721
    Depth:
    8.6 mm
  2. 2. N721

    Height:
    106 mm
    Width:
    56.2 mm
    Depth:
    14.2 mm +5.6 mm versus 1s

Weight

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

  1. 1. 1s

    146 g

    +41 g versus N721

  2. 2. N721

    105 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. 1s

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    78.1 cm²
  2. 2. N721

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

1s has approximately 221.5% more rectangular screen area than N721.

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 1s, N721, compared at the same storage capacity.
Storage1sN721
32 GB 3 GB RAM Unknown
N721: Original memory entry

150 MB

Practical features

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

1. 1s

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

2. N721

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. 1s

    3060 mAh

    +1960 mAh versus N721

  2. 2. N721

    1100 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. 1s2. N721

Everyday essentials
Everyday essentials — specifications for 1s, N721.
Specification1sN721
Dimensions (HxWxD)
  • 147.8 Х 70.7 Х 8.6 mm
  • 106 Х 56.2 Х 14.2 mm
Weight
  • 146 g
  • 105 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5.5" inch
  • 2.8" inch
Screen resolution
  • 720 x 1440 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 150 MB
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3060 mAh
  • Li-Ion
  • 1100 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android OS
Chipset
  • Unisoc SC9863A
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 1s, N721.
Specification1sN721
Touchscreen
  • capacitive touchscreen
  • touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 78.1 cm2
  • 24.3 cm2
Screen format
  • 18:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 74.7%
  • 40.8%
PPI /points per inch/
  • 293 PPI
  • 143 PPI
Camera and Video
Camera and Video — specifications for 1s, N721.
Specification1sN721
Rear camera, main
  • 13 MP
  • Dual
  • 2 MP
  • Single
Camera specs
  • 13 MP
  • f/2.0
  • 1/3''
  • 1.12µm -2 MP
  • depth sensor
  • 2 MP
Functions
  • HDR
Unknown
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
  • f/2.2
  • 1/5''
  • 1.12µm
Unknown
Performance

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

Performance — specifications for 1s, N721.
Specification1sN721
Processor CPU
  • Octa-core 1.6 GHz Cortex-A55
Unknown
Antutu 7 score *
  • 75322
Unknown
General specs
General specs — specifications for 1s, N721.
Specification1sN721
Release date
  • 2019
  • February
  • 2011
Colors
  • Blue
  • Black
  • Rose
  • Gold
  • Black
Battery life Unknown
  • Stand by time- Up to 250 h Talking time- Up to 4 h 10 min
Communication and Connectivity
Communication and Connectivity — specifications for 1s, N721.
Specification1sN721
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
  • Show all network frequencies: -2G - GSM 900 / 1800
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 2.1
Harmful irradiation Unknown
  • SAR EU - 0.73 W/kg (head)
Music and Audio
Music and Audio — specifications for 1s, N721.
Specification1sN721
Radio
  • FM radio
Unknown
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for 1s, N721.
Specification1sN721
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • Sensors Accelerometer MP4/H.264 player -MP3/WAV/eAAC+ player -Organizer -Voice memo -Predictive text input