Xiaomi Mi 8 (64GB) vs Samsung Galaxy Mega 2 Duos (SM-G7508Q)

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Side by side comparison between Xiaomi Mi 8 vs Samsung Galaxy Mega 2 phones, differences, pros, cons and full specifications. What's the better?

2/21/2023 5:35 PM, updated: 2/21/2023 5:35 PM

Compare Samsung Galaxy Mega 2 X Xiaomi Mi 8 (64GB) 34Points

Specifications Compare Models Pictures

6.21"
AMOLED

1080x2248

12
MP

20mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

04Points Samsung Galaxy Mega 2 Duos (SM-G7508Q) Compare Xiaomi Mi 8 X

Specifications Compare Models Pictures

6"
TFT

720x1280

8
MP

2.1mp

1.5GB
RAM

Quad-core

2800
mAh

(Removable)

What's the better phone? Xiaomi Mi 8 (64GB)

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!

34 Advantages Xiaomi Mi 8 (64GB)	vs	4 Advantages Samsung Galaxy Mega 2 Duos (SM-G7508Q)
+2.8GHz 64bit Octa-core160% More powerful processor, you can open your applications faster	vs	1.2GHz 64bit Quad-core (28nm)
+6GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.	vs	1.5GB LPDDR2
+64GB (51GB available)9 times More internal storage for applications and files	vs	8GB (5GB available)
+UFS 2.1Advantage Fastest write and read storage.	vs	eMMC 4.5
+175 grams (6.13 ounces)11% Lighter	vs	194 grams (6.79 ounces)
+7.6 millimeters (0.3 inches)13% Thinner	vs	8.6 millimeters (0.34 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT LCD
+HDR10Advantage The HDR10 display provides vibrant colors and more details	vs	Not supported
+1080x2248 pixels163% Higher resolution screen	vs	720x1280 pixels
+402 PPI64% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	245 PPI
+6.21"3% Larger screen	vs	6"
+(dual camera) 12MP + 12MP2 times Higher resolution main camera	vs	(back) 8MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 20MP9 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2.1MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer	vs	Android 4.4.4 KitKat
+(4G LTE-A) 1024 Mbps6 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+3400 mAh21% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	2800 mAh
+18W132% 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	7.75W
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 a/b/g/n [wifi4]
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.0 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
Not supported	vs	+Until 64GB microSD, microSDXCAdvantage More external storage for files using memory cards
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

18 Common items in both devices

60Hz

16 million

PDAF: phase detection autofocus / Autofocus

(front) Full HD (1920x1080)

4G LTE-A / 4G LTE

Capacitive

Multitouch

+11 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
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Change model		Choose the model
Model	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Other model names	小米8, Xiaomi Mi8 6GB RAM, Xiaomi Dipper	Galaxy Mega 2 LTE G7508Q, Samsung Vasta
Country or region available	(Global, International), China, Hong Kong	China, Hong Kong
Brand	Xiaomi	Samsung
Release date	6/1/2018	9/1/2014
Depth	7.6 millimeters (0.3 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	74.8 x 154.9 millimeters (2.94 x 6.1 in)	84.9 x 163.6 millimeters (3.34 x 6.44 in)
Weight	175 grams (6.13 ounces)	194 grams (6.79 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Display type	Super AMOLED	TFT LCD
Screen size	6.21" inches	6" inches
Screen-to-body ratio	~83.8% (screen-to-body ratio)	~71.5% (screen-to-body ratio)
Display resolution	1080x2248 pixels	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 5-points
Pixel density (dot pitch)	402 PPI	245 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Not supported
Refresh rate	60Hz	60Hz
Display features	600nits[typ] HDR10	Not supported
🤖 Operating System
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
System version	Android 8.1 Oreo	Android 4.4.4 KitKat
Firmware update	Android 9.0 Pie	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Chipset	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)	64bit: Qualcomm Snapdragon 410 (MSM8916) (28nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.8GHz Kryo 385 Silver (Quad-core)	Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 710Mhz	Qualcomm Adreno 306 (450MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
RAM memory	6GB LPDDR4X	1.5GB LPDDR2
Internal storage	64GB (51GB available) UFS 2.1	8GB (5GB available) eMMC 4.5
External storage	Not supported	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	1024/150 Mbps	150/50 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20) TD-LTE (34, 38, 39, 40, 41) VoLTE	LTE Cat4 (1, 3, 7) TD-LTE (38, 39, 40, 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Back camera (main camera)	(dual camera) 12 megapixels 12MP telephoto f/2.456mm1/3.4"1.0µmAF2x-optical-zoom	8 megapixels
Main camera resolution	4000x3000 pixels	3264x2448 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/2.55" inches	feature not registered
Pixel size	1.4µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical 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 only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Front camera (secondary)	20 megapixels	2.1 megapixels
Front camera resolution	5184x3840 pixels	1920x1080 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	1.8µm pixel	feature not registered
🔉 Sound and multimedia
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	Not supported
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263, WMV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	5.0 + A2DP/LE	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Sensors	Accelerometer Ambient light sensor Barometer Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3400 mAh	2800 mAh
Charger, watts	18W Wired fast charging Quick Charge 4+	7.75W (5V/1.55A) Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	22 hours
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
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: Black, Blue, White, Gold • MIUI 9.5 • Always-On Display • WiFi display	• Colors: White, Black • S Pen support • Java framework
☢️ Radiation rate
	Xiaomi Mi 8 (64GB)	Galaxy Mega 2 Duos (SM-G7508Q)
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