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Zenfone 8 vs X7 Pro Ultra

Asus Zenfone 8 vs Realme X7 Pro Ultra

What Zenfone 8 does better (12) and where X7 Pro Ultra wins (8) — every spec side by side.

Asus · 2021Zenfone 8

8.2Score

12 advantages≈ $310

Higher score

Realme · 2021X7 Pro Ultra

7.8Score

8 advantages≈ $330

7.5Display7.4

9.2Camera8.1

3.0Battery5.2

9.1Features7.9

Dimensions

Size comparison

Zenfone 8X7 Pro Ultra

	Zenfone 8	X7 Pro Ultra	Difference
Height	148 mm	159.9 mm	−11.9 mm
Width	68.5 mm	73.4 mm	−4.9 mm
Thickness	8.9 mm	7.8 mm	+1.1 mm
Weight	169 g	170 g	−1 g

Drawn to the same scale from the official dimensions (front and side).

Why is Zenfone 8 better than X7 Pro Ultra?

Optical stabilisationYes · X7 Pro Ultra: No
Stereo speakersYes · X7 Pro Ultra: No
Refresh rate120 Hz vs 90 Hz+33%
RAM16 GB vs 12 GB+33%
Max video8K vs 4K
4K video frame rate120 fps vs 60 fps2×
4K selfie videoYes · X7 Pro Ultra: No
3.5 mm headphone jackYes · X7 Pro Ultra: No
Pixel density446 ppi vs 402 ppi+11%
CPU frequency2.84 GHz vs 2.6 GHz+9%
Process5 nm vs 7 nm+40%
Wi-Fi standardWi-Fi 6E vs Wi-Fi 6+8%

Why is X7 Pro Ultra better than Zenfone 8?

Wired charging30 W vs 65 W2.2×
Battery capacity4,000 mAh vs 4,500 mAh+12%
Selfie camera12 MP vs 32 MP2.7×
Screen size5.9″ vs 6.6″+11%
Peak brightness1,100 nits vs 1,200 nits+9%
Charged in 30 min72% vs 86%+19%
Thickness8.9 mm vs 7.8 mm+14%
Screen-to-body ratio82.9% vs 88.3%+7%

Specifications

Side by side

Only differences	Asus Zenfone 8≈ $3108.2	Realme X7 Pro Ultra≈ $3307.8
Design
Weight	169 g	170 g
Thickness	8.9 mm	7.8 mm
Height	148 mm	159.9 mm
Width	68.5 mm	73.4 mm
Frame	Aluminium	—
Back	Glass	—
Ingress protection	IP68	—
Water resistance (IPx)	IPx8	—
Glass protection	Corning Gorilla Glass Victus	Corning Gorilla Glass 5
Colours	Obsidian Black, Horizon Silver	Black, Aurora
Display
Screen size	5.9″	6.6″
Panel	Super AMOLED	Super AMOLED
OLED panel	Yes	Yes
Resolution (width)	1,080 px	1,080 px
Resolution (height)	2,400 px	2,400 px
Pixel density	446 ppi	402 ppi
Refresh rate	120 Hz	90 Hz
Peak brightness	1,100 nits	1,200 nits
Measured brightness	800 nits	—
Screen-to-body ratio	82.9%	88.3%
HDR	Yes	—
Performance
Chipset	Qualcomm SM8350 Snapdragon 888 5G	Mediatek Dimensity 1000+
Chip maker	Qualcomm	MediaTek
Process	5 nm	7 nm
CPU cores	8	8
CPU frequency	2.84 GHz	2.6 GHz
GPU	Adreno 660	Mali-G77 MC9
AnTuTu score	676,001	—
Geekbench 6 (multi-core)	3,604	—
Memory
RAM	16 GB	12 GB
Storage (max)	256 GB	256 GB
Storage (base)	128 GB	128 GB
Storage type	UFS 3.1	—
Memory card slot	No	No
Camera
Main camera	64 MP	64 MP
Main camera aperture	f/1.8	f/1.8
Main sensor size	1/1.73"	1/2.0"
Rear cameras	2	2
Optical stabilisation	Yes	No
Ultra-wide camera	Yes	Yes
Telephoto camera	No	No
Max video	8K	4K
4K video frame rate	120 fps	60 fps
Selfie camera	12 MP	32 MP
4K selfie video	Yes	No
Battery
Battery capacity	4,000 mAh	4,500 mAh
Battery type	Li-Po	—
Wired charging	30 W	65 W
Charged in 30 min	72%	86%
Wireless charging	No	No
Connectivity
5G	Yes	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6E	Wi-Fi 6
Bluetooth	5.2	5.1
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Dual-band GPS	Yes	Yes
Satellite navigation	GLONASS, GALILEO, BDS, QZSS, NavIC	GLONASS, GALILEO, BDS, QZSS
Features
Stereo speakers	Yes	No
3.5 mm headphone jack	Yes	No
Loudspeaker loudness	-27.9 LUFS	—
Fingerprint sensor	Under display	Side
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Software
OS at launch	Android 11	Android 11
Platform	Android	Android
Interface	Zen UI 8	—