Realme 8i (128GB/6GB) vs Asus Zenfone 3 (5.5 ZE552KL 64GB)

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Side by side comparison between Realme 8i vs Asus Zenfone 3 phones, differences, pros, cons and full specifications. What's the better?

10/25/2021 9:14 AM, updated: 3/13/2023 9:26 AM

Compare Asus Zenfone 3 X Realme 8i (128GB/6GB) 18Points

Specifications Compare Models Pictures

6.6"
IPS

1080x2412

50
MP

16mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

09Points Asus Zenfone 3 (5.5 ZE552KL 64GB) Compare Realme 8i X

Specifications Compare Models Pictures

5.5"
IPS+

1080x1920

16
MP

8mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Realme 8i (128GB/6GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

18 Advantages Realme 8i (128GB/6GB)	vs	9 Advantages Asus Zenfone 3 (5.5 ZE552KL 64GB)
+2.05GHz 64bit Octa-core (12nm)6% More powerful processor, you can open your applications faster	vs	2GHz 64bit Octa-core (14nm)
+6GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR3
+128GB (104GB available)89% More internal storage for applications and files	vs	64GB (55GB available)
+UFS 2.1Advantage Fastest write and read storage.	vs	eMMC 5.1
+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards	vs	Until 256GB microSD, microSDXC
+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.	vs	60Hz
+1080x2412 pixels26% Higher resolution screen	vs	1080x1920 pixels
+6.6"20% Larger screen	vs	5.5"
+(triple camera) 50MP + 2MP + 2MP2 times Higher resolution main camera	vs	(back) 16MP
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 16MP99% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+Android 11Advantage Android 11 is newer and safer	vs	Android 8.0 Oreo
+(4G LTE-A) 400 Mbps33% Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+18W80% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	10W
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster	vs	4.2 + A2DP
194 grams (6.79 ounces)	vs	+155 grams (5.43 ounces)25% Lighter
8.5 millimeters (0.33 inches)	vs	+7.7 millimeters (0.3 inches)10% Thinner
Plastic body, glass front	vs	+Aluminum body, glass front, plastic backAdvantage More resistant material
400 PPI	vs	+401 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
EIS: Digital stabilization	vs	+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys

22 Common items in both devices

TFT IPS LCD / TFT Super IPS+

16 million

Only digital zoom

PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus

HDR photo on both cameras

(front) Full HD (1920x1080)

4G LTE-A

+15 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences

📱 Model features
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Change model		Choose the model
Model	Realme 8i (128GB/6GB)	Zenfone 3 (5.5 ZE552KL 64GB)
Other model names	Realme 8i RMX3151 (128GB+6GB RAM)	Zenfone 3 ZE552KL 4GB/64GB 5.5" Dual-SIM, Asus Libra
Country or region available	(Global, International)	(Europe), (Global, International), Brazil, Canada, China, USA, Hong Kong, India, Indonesia, Japan, Taiwan
Brand	Realme	Asus
Release date	9/14/2021, Announced: 9/9/2021	7/12/2016
Depth	8.5 millimeters (0.33 inches)	7.7 millimeters (0.3 inches)
Size (width x height)	75.5 x 164.1 millimeters (2.97 x 6.46 in)	77.38 x 152.59 millimeters (3.05 x 6.01 in)
Weight	194 grams (6.79 ounces)	155 grams (5.43 ounces)
Build, materials	Plastic body, glass front	Aluminum body, glass front, plastic back
Protection against water and others	Not supported	Not supported
📲 Display
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Display type	TFT IPS LCD	TFT Super IPS+
Screen size	6.6" inches	5.5" inches
Screen-to-body ratio	~84.6% (screen-to-body ratio)	~70.6% (screen-to-body ratio)
Display resolution	1080x2412 pixels (20:9)	1080x1920 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	400 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	120Hz	60Hz
Display features	600nits[peak]	2.5D glass
🤖 Operating System
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
System version	Android 11	Android 6.0.1 Marshmallow
Firmware update	feature not registered	Android 8.0 Oreo
User Interface	Realme UI 2.0	ZenUI 3.0
⚙️ Processor
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Chipset	64bit: MediaTek Helio G96 (12nm)	64bit: Qualcomm Snapdragon 625 (MSM8953) (14nm)
CPU	Octa-core, 2 processors: 2x 2.05GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	ARM Mali-G57 MC2 (850MHz)	Qualcomm Adreno 506 (650MHz)
Performance (benchmark)	AnTuTu: 350000 (v9)	feature not registered
💽 Memory and storage
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
RAM memory	6GB LPDDR4X	4GB LPDDR3
Internal storage	128GB (104GB available) UFS 2.1	64GB (55GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)
Maximum Download / Upload	400/150 Mbps	300/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/2100	Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100
Primary 4G network	LTE Cat13 (1, 3, 5, 8) TD-LTE (38, 40, 41) VoLTE	LTE Cat6 Global: LTE (1, 2, 3, 5, 7, 8, 20) Taiwan: LTE (1, 2, 3, 5, 7, 8, 18, 19, 26, 28) TD-LTE (38, 39, 40, 41) India: LTE (1, 3, 5, 8) TD-LTE (40) Brazil/USA: LTE (1, 2, 3, 4, 5, 7, 8, 17, 28)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/2100	Global: UMTS 850/900/1900/2100 Taiwan: UMTS 800/850/900/1900/2100 India: UMTS 850/900/2100
Secondary 4G network	LTE Cat13 (1, 3, 5, 8) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Back camera (main camera)	(triple camera) 50 megapixels 2MP macro f/2.4 2MP depth f/2.4	16 megapixels
Main camera resolution	8160x6120 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	1/2.76" inches	feature not registered
Pixel size	0.64µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	4K@30fps 1080p@30/60fps
📸 Front camera
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Front camera (secondary)	16 megapixels	8 megapixels
Front camera resolution	4608x3456 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.1 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	1µm pixel	feature not registered
🔉 Sound and multimedia
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Loudspeaker	Mono sound (not stereo)	Mono sound (not stereo) 24-bit/192kHz
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.1 + A2DP/LE	4.2 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	3000 mAh
Charger, watts	18W Wired fast charging	10W (5V/2A) Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Space Black, Space Purple • Screen film protector • Case protector	• Colors: Sapphire Black, Moonlight White, Shimmer Gold
☢️ Radiation rate
	Realme 8i (128GB/6GB)	Asus Zenfone 3 (5.5 ZE552KL 64GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered