Lenovo K4 Note vs Vertu Signature Touch

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

    K4 Note: 34 g lighter

    K4 Note:
    158 g
    Signature Touch:
    192 g
  • Width

    Signature Touch: 7.5 mm narrower

    K4 Note:
    76.5 mm
    Signature Touch:
    69 mm
  • Screen diagonal

    Signature Touch: 0.8 in smaller diagonal

    K4 Note:
    5.5 in
    Signature Touch:
    4.7 in
  • Chipset

    K4 Note:
    Mediatek MT6753 (28 nm)
    Signature Touch:
    Qualcomm Snapdragon 801 (28 nm)
  • Depth

    K4 Note: 1.5 mm thinner

    K4 Note:
    9.2 mm
    Signature Touch:
    10.7 mm
  • Height

    Signature Touch: 8.6 mm shorter

    K4 Note:
    153.6 mm
    Signature Touch:
    145 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. K4 Note

    Height:
    153.6 mm +8.6 mm versus Signature Touch
    Width:
    76.5 mm +7.5 mm versus Signature Touch
    Depth:
    9.2 mm
  2. 2. Signature Touch

    Height:
    145 mm
    Width:
    69 mm
    Depth:
    10.7 mm +1.5 mm versus K4 Note

Weight

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

  1. 1. K4 Note

    158 g

  2. 2. Signature Touch

    192 g

    +34 g versus K4 Note

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. K4 Note

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

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²

K4 Note has approximately 36.9% more rectangular screen area than Signature Touch.

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 K4 Note, Signature Touch, compared at the same storage capacity.
StorageK4 NoteSignature Touch
64 GB Unknown 2 GB RAM
K4 Note: Original memory entry

16 GB · 3 GB RAM - A7010 a488/16/32 GB · 2 GB RAM - A7010

Practical features

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

1. K4 Note

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

2. Signature Touch

NFC:
Yes
Headphone jack:
Yes
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. K4 Note

    3300 mAh

    +1025 mAh versus Signature Touch

  2. 2. Signature Touch

    2275 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. K4 Note2. Signature Touch

Everyday essentials
Everyday essentials — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Dimensions (HxWxD)
  • 153.6 Х 76.5 Х 9.2 mm
  • 145 Х 69 Х 10.7 mm
Weight
  • 158 g
  • 192 g
Technology
  • IPS LCD
  • Sapphire crystal glass
Screen size
  • 5.5" inch
  • 4.7" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 3 GB RAM - A7010 a488/16/32 GB
  • 2 GB RAM - A7010
  • 64 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 256 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Po
  • 2275 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 5.1.1 (Lollipop)
  • upgradable to 6.0 (Marshmallow)
  • Android 4.4.2 (KitKat)
Chipset
  • Mediatek MT6753 (28 nm)
  • Qualcomm Snapdragon 801 (28 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 83.4 cm2
  • 60.9 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 71.0%
  • 60.9%
PPI /points per inch/
  • 401 PPI
  • 469 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Scratch-proof glass
Camera and Video
Camera and Video — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Rear camera, main
  • 13 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 13 MP
  • PDAF
  • f/2.2
  • 13 MP
  • Hasselblad certified
  • AF
Functions
  • Dual-LED dual-tone flash
  • HDR
  • panorama
  • Dual-LED flash
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2.1 MP
  • Single
Specifications
  • 5 MP
  • f/2.2
  • 2.1 MP
Performance

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

Performance — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Processor CPU
  • Octa-core 1.3 GHz Cortex-A53
  • Quad-core 2.3 GHz Krait 400
Graphics processor GPU
  • Mali-T720MP3
  • Adreno 330
Antutu 7 score *
  • 37456
Unknown
GeekBench 4 Single Core * Unknown
  • 354
GeekBench 4 Multi-Core * Unknown
  • 1174
General specs
General specs — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Release date
  • 2016
  • January
  • 2014
  • June
Colors
  • Black
  • Jet/ Claret leather
  • pure Jet leather
  • Pure Jet Red Gold
  • Seaspray/ Damson/ Pure navy lizard
  • Jet Alligator
  • Clous De Paris
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 190 EUR
  • 8290 EUR
Battery life
  • Stand by time- Up to 265 h (3G) Talking time- Up to 23 h (2G) / Up to 22 h (3G)
  • Stand by time- Up to 380 h Talking time- Up to 15 h 30 min
Body build
  • aluminum frame
  • plastic back
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - A7010 LTE band 1(2100)
  • 20(800)
  • 40(2300)
  • 41(2500) - A7010 a48
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1700 / 1900 / 2100 -4G - LTE band 1(2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 17(700)
  • 20(800)
  • 25(1900)
Speed
  • HSPA
  • LTE Cat4 150/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.84 W/kg (head)
  • SAR - 0.69 W/kg (head) 1.29 W/kg (body) SAR EU - 0.49 W/kg (head)
Music and Audio
Music and Audio — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Radio
  • FM radio
  • recording
  • No
Others
  • Dolby Atmos audio enhancement -Active noise cancellation with dedicated mic
  • Dolby Digital Plus audio enhancement -Bang & Olufsen -Active noise cancellation with dedicated mic
Other features
Other features — specifications for K4 Note, Signature Touch.
SpecificationK4 NoteSignature Touch
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Also known as: Lenovo K4 Note A7010a48
  • A7010
  • Lenovo Vibe X3 Lite
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Titanium body (forged grade 5) and luxurious calf leather covered rear panel - Also known as Vertu Signature Touch RM-980V
  • RM-980C