Allview X4 Soul Infinity Plus vs Nokia E51

Compare recorded specifications, size and practical differences.

Allview X4 Soul Infinity Plus

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Nokia E51

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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

E51: 56 g lighter

X4 Soul Infinity Plus:

156 g

E51:

100 g
Width

E51: 29.2 mm narrower

X4 Soul Infinity Plus:

75.2 mm

E51:

46 mm
Screen diagonal

E51: 4 in smaller diagonal

X4 Soul Infinity Plus:

6 in

E51:

2 in
Depth

X4 Soul Infinity Plus: 4 mm thinner

X4 Soul Infinity Plus:

8 mm

E51:

12 mm
Height

E51: 43.9 mm shorter

X4 Soul Infinity Plus:

158.7 mm

E51:

114.8 mm
Release year

X4 Soul Infinity Plus:

2017

E51:

2007

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. X4 Soul Infinity Plus

Height:

158.7 mm +43.9 mm versus E51
Width:

75.2 mm +29.2 mm versus E51
Depth:

8 mm
2. E51

Height:

114.8 mm
Width:

46 mm
Depth:

12 mm +4 mm versus X4 Soul Infinity Plus

Weight

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

1. X4 Soul Infinity Plus

156 g

+56 g versus E51
2. E51

100 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. X4 Soul Infinity Plus

Screen diagonal:

6 in

Aspect ratio (height:width):

18:9

Approximate rectangular screen area:

92.9 cm²
2. E51

Screen diagonal:

2 in

Aspect ratio (height:width):

4:3

Approximate rectangular screen area:

12.4 cm²

X4 Soul Infinity Plus has approximately 650% more rectangular screen area than E51.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

X4 Soul Infinity Plus: Original memory entry

up to 64 GB (dedicated slot) · 6 GB RAM

E51: Original memory entry

130 MB · 96 MB 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. X4 Soul Infinity Plus

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

2. E51

NFC:: Unknown
Headphone jack:: No
Memory card support:: See details microSD · up to 16 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. X4 Soul Infinity Plus

3050 mAh

+2000 mAh versus E51
2. E51

1050 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. X4 Soul Infinity Plus2. E51

Everyday essentials

Everyday essentials — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Dimensions (HxWxD)	158.7 Х 75.2 Х 8 mm	114.8 Х 46 Х 12 mm
Weight	156 g	100 g
Technology	IPS LCD	TFT
Screen size	6" inch	2" inch
Screen resolution	1080 x 2160 px	240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	up to 64 GB (dedicated slot) 6 GB RAM	130 MB 96 MB RAM
Memory card support	microSD up to 256 GB (uses SIM 2 slot)	microSD up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	3050 mAh Non-removable Li-Po	1050 mAh Removable Li-Ion
Operating system OS	Android 7.1 (Nougat)	Symbian OS 9.2 Series 60 v3.1 UI
Chipset	Mediatek MT6757 Helio P25 (16 nm)	Unknown
NFC	Super AMOLED	Unknown
Headphone jack	Yes	No

Display

Display — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Touchscreen	capacitive touchscreen	Unknown
Display colors	16M	16M
Screen area	92.9 cm2	12.4 cm2
Screen format	18:9 (height:width)	4:3 (height:width)
Screen to body ratio	151.9 Х 77.8 Х 9.5 mm	23.5%
PPI /points per inch/	402 PPI	200 PPI
Screen protection	Corning Gorilla Glass (unspecified version)	Unknown

Camera and Video

Camera and Video — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Rear camera, main	13 MP Dual-LED flash	2 MP Single
Camera specs	13 MP 1/3'' 1.12µm PDAF -5 MP (ultrawide/depth sensor)	2 MP
Functions	Dual-LED flash	Unknown
Video	1080p@30fps	320p@15fps
Front camera, selfie	13 MP Single	0 MP,
Specifications	13 MP	Unknown

Performance

Performance — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Processor CPU	Octa-core (4x2.4 GHz Cortex-A53 & 4x1.4 GHz Cortex-A53)	369 MHz ARM 11
Graphics processor GPU	Mali-T880MP2	Unknown
Antutu 7 score Legacy recorded score. Test conditions are unspecified; no new testing is implied.	39502	Unknown

General specs

General specs — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Release date	2017 September	2007 September
Colors	Black	Black Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	450 EUR	120 EUR
Battery life	Unknown	Stand by time- Up to 310 h Talking time- Up to 4 h 20 min

Communication and Connectivity

Communication and Connectivity — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
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 900 / 2100-4G - LTE band 1(2100) 3(1800) 7(2600) 8(900) 20(800) 38(2600)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed	HSPA 21.1/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps	HSPA 3.6/0.384 Mbps
GPRS	Yes	Class 32
Edge	Yes	Class 32
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac hotspot	Wi-Fi 802.11b/g VoIP over WLAN
GPS	Yes with A-GPS	No
USB	microUSB 2.0 Type-C 1.0 reversible connector	miniUSB 2.0
Bluetooth	4.0 A2DP EDR Super AMOLED	2.0 A2DP
Harmful irradiation	SAR EU - 1.65 W/kg (head)	SAR - 1.38 W/kg (head) 0.75 W/kg (body) SAR EU - 1.47 W/kg (head)

Music and Audio

Music and Audio — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Radio	FM radio	FM radio
Others	Active noise cancellation with dedicated mic	Five-way scroll key -Downloadable themes 2.5 mm audio jack

Other features

Other features — specifications for X4 Soul Infinity Plus, E51.
Specification	X4 Soul Infinity Plus	E51
Dop	Sensors Fingerprint (rear-mounted) Sensors Accelerometer gyro proximity compass	Infrared port - Push to talk -WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Document viewer (Word Excel PowerPoint PDF) incl. MS Office 2007 support via free update -Predictive text input -Voice command/memo -Organizer

Allview X4 Soul Infinity Plus vs Nokia E51