alcatel Idol 4s vs BlackBerry Key2

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.

  • Display technology

    OLED versus LCD

    Idol 4s:
    OLED
    Key2:
    LCD
  • Weight

    Idol 4s: 19 g lighter

    Idol 4s:
    149 g
    Key2:
    168 g
  • Width

    Key2: 3.6 mm narrower

    Idol 4s:
    75.4 mm
    Key2:
    71.8 mm
  • Screen diagonal

    Key2: 1 in smaller diagonal

    Idol 4s:
    5.5 in
    Key2:
    4.5 in
  • Chipset

    Idol 4s:
    Qualcomm MSM8976 Snapdragon 652 (28 nm)
    Key2:
    Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Rear camera layout

    Idol 4s:
    Single
    Key2:
    Dual

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. Idol 4s

    Height:
    153.9 mm +2.5 mm versus Key2
    Width:
    75.4 mm +3.6 mm versus Key2
    Depth:
    7 mm
  2. 2. Key2

    Height:
    151.4 mm
    Width:
    71.8 mm
    Depth:
    8.5 mm +1.5 mm versus Idol 4s

Weight

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

  1. 1. Idol 4s

    149 g

  2. 2. Key2

    168 g

    +19 g versus Idol 4s

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. Idol 4s

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 cm²
  2. 2. Key2

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    60.3 cm²

Idol 4s has approximately 38.3% more rectangular screen area than Key2.

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 Idol 4s, Key2, compared at the same storage capacity.
StorageIdol 4sKey2
32 GB 3 GB RAM Not recorded
64 GB Not recorded 6 GB RAM
128 GB Not recorded 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. Idol 4s

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

2. Key2

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB

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. Idol 4s

    3000 mAh

  2. 2. Key2

    3500 mAh

    +500 mAh versus Idol 4s

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. Idol 4s2. Key2

Everyday essentials
Everyday essentials — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Dimensions (HxWxD)
  • 153.9 Х 75.4 Х 7 mm
  • 151.4 Х 71.8 Х 8.5 mm
Weight
  • 149 g
  • 168 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 5.5" inch
  • 4.5" inch
Screen resolution
  • 1440 x 2560 px
  • 1080 x 1620 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32 GB
  • 3 GB RAM
  • 64/128 GB
  • 6 GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 3000 mAh
  • Non-removable Li-Ion
  • 3500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 6.0.1 (Marshmallow)
  • Android 8.1 (Oreo)
Chipset
  • Qualcomm MSM8976 Snapdragon 652 (28 nm)
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 60.0 cm2
Screen format
  • 16:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 71.9%
  • 55.2%
PPI /points per inch/
  • 534 PPI
  • 434 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Rear camera, main
  • 16 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 16 MP
  • PDAF
  • f/2.0
  • 12 MP
  • f/1.8
  • 1/2.3''
  • 1.28µm
  • dual pixel PDAF -12 MP
  • f/2.6
  • 1/3.4''
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 8 MP
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance

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

Performance — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Processor CPU
  • Octa-core (4x1.8 GHz Cortex-A72 & 4x1.4 GHz Cortex-A53)
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
Graphics processor GPU
  • Adreno 510
  • Adreno 512
Antutu 7 score *
  • 85326
  • 104256
GeekBench 4 Single Core *
  • 1414
  • 1628
GeekBench 4 Multi-Core *
  • 3088
  • 5894
GeekBench 4 RenderScript *
  • 3904
Unknown
General specs
General specs — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Release date
  • 2016
  • February
  • 2018
  • June
Colors
  • Gold
  • Dark Gray
  • Rose Gold
  • Metal Silver
  • Black
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 500 EUR
Battery life
  • Stand by time- Up to 420 h (2G) / Up to 420 h (3G) Talking time- Up to 13 h (2G) / Up to 13 h (3G)
Unknown
Body build Unknown
  • aluminum frame (7000 series)
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by) - 6070K
  • Single SIM (Nano-SIM)Dual SIM (Nano-SIM
  • dual stand-by) - BBF100-6 only
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (optional) -3G - HSDPA 850 / 900 / 1900 / 2100 - 6070K
  • 6070Y HSDPA 850 / 1700(AWS) / 1900 / 2100 - 6070O -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700) - 6070K
  • 6070Y LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 17(700) - 6070O
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBF100-6 model only) -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)
  • 12(700)
  • 13(700)
  • 17(700)
  • 19(800)
  • 20(800)
  • 26(850)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - EU
  • Africa
  • AU (BBF100-1) LTE band 1(2100)
  • 14(700)
  • 29(700)
  • 30(2300)
  • 41(2500)
  • 66(1700/2100) - Canada
  • US
  • LATAM (BBF100-2) LTE band 1(2100)
  • 41(2500) - ME
  • APAC
  • India (BBF100-6) LTE band 1(2100)
  • 41(2500) - China (BBF100-4)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat11 600/75 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS2
USB
  • microUSB 2.0
  • USB Host
  • 3.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
  • EDR
Harmful irradiation Unknown
  • SAR EU - 0.72 W/kg (head) 1.68 W/kg (body)
Music and Audio
Music and Audio — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Radio
  • FM radio
  • RDS
  • FM radio
Others
  • Hi-Fi audio -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Idol 4s, Key2.
SpecificationIdol 4sKey2
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 2.0) -Virtual Reality Goggles included
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 36 min (Quick Charge 3.0) - Capacitive touch 4-row BlackBerry keyboard - Versions: BBF100-1 (EU
  • Africa
  • AU); BBF100-2 (Canada
  • US
  • LATAM); BBF100-6 (ME
  • APAC
  • India); BBF100-4 (China) Also known as BlackBerry Athena