Samsung Z4 vs Ulefone Armor X31 Pro

Samsung Z4

Samsung Z4

Announced On:May, 2017

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Ulefone Armor X31 Pro

Ulefone Armor X31 Pro

Announced On:December, 2024

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Samsung Z4 vs Ulefone Armor X31 Pro

Samsung Z4	Ulefone Armor X31 Pro

Price
EUR: €80	EUR: €190
USD: N/A	USD: N/A
GBP: N/A	GBP: N/A
INR: N/A	INR: N/A
PKR: N/A	PKR: N/A

Form Factor
Body
Candybar, Touchscreen	Candybar, Touchscreen
Dimensions
132.9 x 69.2 x 10.3 mm (5.23 x 2.72 x 0.41 in)	173.8 x 82 x 13.7 mm (6.84 x 3.23 x 0.54 in)
Weight
143 g (5.04 oz)	306 g (10.79 oz)
Build
	IP68/IP69K dust/water resistant (up to 1.5m for 30 min) Drop-to-concrete resistance from up to 2m MIL-STD-810H compliant Dedicated flashlight 120 lm
Colors
Black, Gold	Black, Black/Orange, Black/Green
Models
SM-Z400F, SM-Z400Y

Type
Display
IPS LCD	IPS LCD, 120Hz, 800 nits (HBM)
Size
4.5 inches, 57.6 cm² (~62.7% screen-to-body ratio)	6.56 inches, 103.4 cm² (~72.5% screen-to-body ratio)
Resolution
480 x 800 pixels, 5:3 ratio (~207 ppi density)	720 x 1612 pixels, 20:9 ratio (~269 ppi density)
Multitouch
Yes
Protection
	Corning Gorilla Glass 5

Technology
Network
GSM / HSPA / LTE	GSM / CDMA / HSPA / LTE / 5G
2G Bands
GSM 850 / 900 / 1800 / 1900 SIM 1 & SIM 2 (dual-SIM model only)	GSM 850 / 900 / 1800 / 1900
3G Bands
HSDPA 900 / 2100	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G Bands
LTE	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 66, 71
5G Bands
	1, 2, 3, 5, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79 SA/NSA

Alert Types
Notifications
Vibration, MP3, WAV ringtones

Internal Memory
Memory
8GB ROM, 1GB RAM	256GB ROM, 8GB RAM
Card Slot
microSDXC (uses shared SIM slot)	microSDXC (dedicated slot)

GPRS
Connectivity
Yes
EDGE
Yes
Speed
HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA, LTE
WLAN
Wi-Fi 802.11 b/g/n, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
4.0, A2DP, LE	5.2, A2DP, LE
USB
microUSB 2.0, OTG	USB Type-C 2.0
Infrared Port
	Yes
GPS
Yes, with A-GPS, GLONASS
NFC
No	Yes

Main Camera
Camera
5 MP, f/2.2	Primary: 64 MP, f/1.9, (wide), 0.8µm, PDAF Secondary: 25 MP, f/1.8, (night vision), 2 infrared lights Third: 2 MP, (macro)
Camera Features
Dual-LED flash, panorama, HDR	LED flash, HDR, panorama
Video
720p@30fps	1440p@30fps, 1080p@30fps
Selfie Camera
5 MP, f/2.2 Features: LED flash	16 MP, f/2.3, (wide), 1.0µm Video: 1080p@30fps

Audio Format Support
Multimedia
MP3/WAV/AAC/Flac
Video Format Support
MP4/H.264
Radio
FM radio	Wireless FM radio

Operating System (OS)
Software
Tizen 3.0	Android OS, v14
Browser
HTML
Messaging
SMS(threaded view), MMS, Email, Push Email, IM

Chipset
Hardware
	Mediatek Dimensity 6300 (6 nm)
CPU
Quad-core 1.5 GHz	Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
	Mali-G57 MC2
Sensors
Accelerometer, proximity	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
SIM
Single SIM (Micro-SIM) Hybrid Dual SIM (Micro-SIM, dual stand-by)	Nano-SIM + Nano-SIM
Speakers
Yes	Yes
Audio Jack
3.5 mm	3.5 mm

Battery Type
Battery
Li-Ion 2050 mAh, removable	Li-Po 6050 mAh
Charging
	18W wired

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