Allview Impera S vs Samsung Z4

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

    Z4: 13.2 g lighter

    Impera S:
    156.2 g
    Z4:
    143 g
  • Width

    Z4: 2.9 mm narrower

    Impera S:
    72.1 mm
    Z4:
    69.2 mm
  • Screen diagonal

    Z4: 1 in smaller diagonal

    Impera S:
    5.5 in
    Z4:
    4.5 in
  • Depth

    Impera S: 1.5 mm thinner

    Impera S:
    8.8 mm
    Z4:
    10.3 mm
  • Height

    Z4: 12 mm shorter

    Impera S:
    144.9 mm
    Z4:
    132.9 mm
  • Release year

    Impera S:
    2014
    Z4:
    2017

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. Impera S

    Height:
    144.9 mm +12 mm versus Z4
    Width:
    72.1 mm +2.9 mm versus Z4
    Depth:
    8.8 mm
  2. 2. Z4

    Height:
    132.9 mm
    Width:
    69.2 mm
    Depth:
    10.3 mm +1.5 mm versus Impera S

Weight

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

  1. 1. Impera S

    156.2 g

    +13.2 g versus Z4

  2. 2. Z4

    143 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. Impera S

    Impera S: Screen geometry unavailable or conflicting.

  2. 2. Z4

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    57.6 cm²

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 Impera S, Z4, compared at the same storage capacity.
StorageImpera SZ4
8 GB Recorded for all phones 1 GB RAM 1 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. Impera S

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Z4

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

    2000 mAh

  2. 2. Z4

    2050 mAh

    +50 mAh versus Impera S

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. Impera S2. Z4

Everyday essentials
Everyday essentials — specifications for Impera S, Z4.
SpecificationImpera SZ4
Dimensions (HxWxD)
  • 144.9 Х 72.1 Х 8.8 mm
  • 132.9 Х 69.2 Х 10.3 mm
Weight
  • 156.2 g
  • 143 g
Technology
  • IPS LCD
Unknown
Screen size
  • 5.5" inch
  • 4.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 128 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 2050 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Phone 8.1
  • Tizen 3.0
Chipset
  • Qualcomm MSM8212 Snapdragon 200 (28 nm)
Unknown
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Impera S, Z4.
SpecificationImpera SZ4
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 57.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.0%
  • 62.7%
PPI /points per inch/
  • 294 PPI
  • 207 PPI
Screen protection
  • Scratch-resistant glass
Unknown
Camera and Video
Camera and Video — specifications for Impera S, Z4.
SpecificationImpera SZ4
Rear camera, main
  • 8 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 5 MP
  • f/2.2
Functions
  • Dual-LED flash
  • panorama
  • LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 2 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 2 MP
  • 5 MP
  • f/2.2
Performance

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

Performance — specifications for Impera S, Z4.
SpecificationImpera SZ4
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Quad-core 1.5 GHz
Graphics processor GPU
  • Adreno 302
Unknown
Antutu 7 score * Unknown
  • 17329
General specs
General specs — specifications for Impera S, Z4.
SpecificationImpera SZ4
Release date
  • 2014
  • June
  • 2017
  • May
Colors
  • Black
  • Black
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 80 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Impera S, Z4.
SpecificationImpera SZ4
SIM card
  • Dual SIM (dual stand-by)
  • Single SIM (Micro-SIM)Hybrid Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE band 1(2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA 42.2/5.76 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Impera S, Z4.
SpecificationImpera SZ4
Radio
  • FM radio
  • FM radio
Other features
Other features — specifications for Impera S, Z4.
SpecificationImpera SZ4
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity