LG K51 (K500QM5) vs Motorola Moto G9 Power (XT2091-4)

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Side by side comparison between LG K51 vs Motorola Moto G9 Power phones, differences, pros, cons and full specifications. What's the better?

4/2/2021 10:31 AM, updated: 11/28/2021 12:28 PM

Compare Motorola Moto G9 Power X LG K51 (K500QM5) 05Points

Specifications Compare Models Pictures

6.5"
IPS

720x1560

13
MP

13mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

14Points Motorola Moto G9 Power (XT2091-4) Compare LG K51 X

Specifications Compare Models Pictures

6.8"
IPS

720x1640

64
MP

16mp

4GB
RAM

Octa-core

6000
mAh

(Non removable)

What's the better phone? Motorola Moto G9 Power (XT2091-4)

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!

5 Advantages LG K51 (K500QM5)	vs	14 Advantages Motorola Moto G9 Power (XT2091-4)
+204 grams (7.14 ounces)8% Lighter	vs	221 grams (7.74 ounces)
+8.47 millimeters (0.33 inches)15% Thinner	vs	9.7 millimeters (0.38 inches)
+264 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	263 PPI
+Panda King GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Water repellent nano-coating (don't immerse)
2GHz 64bit Octa-core (12nm)	vs	+2GHz 64bit Octa-core25% More powerful processor, you can open your applications faster
3GB LPDDR3	vs	+4GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.
32GB (16GB available)	vs	+128GB (109GB available)6 times More internal storage for applications and files
720x1560 pixels	vs	+720x1640 pixels5% Higher resolution screen
6.5"	vs	+6.8"5% Larger screen
(triple camera) 13MP + 5MP + 2MP	vs	+(triple camera) 64MP + 2MP + 2MP2 times Higher resolution main camera
1/3" inches	vs	+1/1.97" inches52% The larger sensor camera lets you take photos with better depth.
(front) 13MP	vs	+(front) 16MP25% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 400 Mbps33% Faster for surfing the internet and download files
4000 mAh	vs	+6000 mAh50% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
10W	vs	+20W100% 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.
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

34 Common items in both devices

eMMC 5.1

Until 1TB microSD, microSDXC

Plastic body, glass front

TFT IPS LCD

60Hz

16 million

LED flash

+27 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
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Change model		Choose the model
Model	K51 (K500QM5)	Moto G9 Power (XT2091-4)
Other model names	LG K51 (Xfinity Mobile) LMK500QM5ACSTTN, LM-K500QM5	Lenovo Moto G9 Power XT2091-4
Country or region available	USA	(Latin America), Brazil
Brand	LG	Motorola
Release date	4/2/2020	12/5/2020
Depth	8.47 millimeters (0.33 inches)	9.7 millimeters (0.38 inches)
Size (width x height)	77.92 x 166.96 millimeters (3.07 x 6.57 in)	76.79 x 172.14 millimeters (3.02 x 6.78 in)
Weight	204 grams (7.14 ounces)	221 grams (7.74 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Water repellent nano-coating (don't immerse)
📲 Display
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	6.5" inches	6.8" inches
Screen-to-body ratio	~79.7% (screen-to-body ratio)	~83.1% (screen-to-body ratio)
Display resolution	720x1560 pixels (19.5:9)	720x1640 pixels (20.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	264 PPI	263 PPI
Colors	16 million	16 million
Scratch-resistant glass	Panda King Glass	Not supported
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
System version	Android 10	Android 10
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Chipset	64bit: MediaTek Helio P22 (MT6762) (12nm)	64bit: Qualcomm Snapdragon 662 SM6115 (11nm)
CPU	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controller	PowerVR GE8320 (650MHz)	Qualcomm Adreno 610 950Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
RAM memory	3GB LPDDR3	4GB LPDDR4X
Internal storage	32GB (16GB available) eMMC 5.1	128GB (109GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	400/150 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 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (2, 3, 4, 5, 7, 12, 13, 20, 66)	LTE Cat13 (1, 2, 3, 4, 5, 7, 28, 66) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Back camera (main camera)	(triple camera) 13 megapixels 5MP ultrawide f/2.21.12μm1/5"115° 2MP depth f/2.41.75μm1/5"85°	(triple camera) 64 megapixels 2MP macro f/2.4AF 2MP depth f/2.4
Main camera resolution	4128x3096 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	26mm (lens)	26mm (lens)
Sensor size	1/3" inches	1/1.97" inches
Pixel size	1.12µm pixel	0.7µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital 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	feature not registered
📸 Front camera
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Front camera (secondary)	13 megapixels	16 megapixels
Front camera resolution	4128x3096 pixels	4608x3456 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	1.12µm pixel	1µm pixel
🔉 Sound and multimedia
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
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) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, GALILEO
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	6000 mAh
Charger, watts	10W (5V/2A) Wired charging	20W Wired fast charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	21 hours	feature not registered
Standby	576 hours (24 days)	feature not registered
➕ Other features
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
Call control	Voice dialing, Voice recorder	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: Titan gray • Google Assistant • DTS:X 3D sound surround • HAC M3/T3	• Colors: Electric Violet, Metallic Sage
☢️ Radiation rate
	LG K51 (K500QM5)	Moto G9 Power (XT2091-4)
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