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Honor 400 Pro (DNP-AN00 512GB/16GB) vs LG Harmony (M257)

Side by side comparison between Honor 400 Pro vs LG Harmony phones, differences, pros, cons and full specifications. What's the better?

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Compare LG Harmony X Honor 400 Pro (DNP-AN00 512GB/16GB) 31Points
6.55"
AMOLED

1264x2736

200
MP

50mp

16GB
RAM

Octa-core

7200
mAh

(Non removable)

vs
06Points LG Harmony (M257) Compare Honor 400 Pro X
5.3"
IPS

720x1280

8
MP

5mp

1.5GB
RAM

Quad-core

2800
mAh

(Removable)

What's the better phone? Honor 400 Pro (DNP-AN00 512GB/16GB)

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!

400 Pro (DNP-AN00 512GB/16GB)} 31 Advantages Honor 400 Pro (DNP-AN00 512GB/16GB) vs Harmony (M257)} 6 Advantages LG Harmony (M257)
+3.3GHz 64bit Octa-core (4nm)183%
More powerful processor, you can open your applications faster
vs1.4GHz 64bit Quad-core (28nm)
+16GB LPDDR510 times
More RAM memory. Typically more responsive and better for multitasking.
vs1.5GB LPDDR3
+512GB (458GB available)50 times
More internal storage for applications and files
vs16GB (9GB available)
+7.8 millimeters (0.31 inches)3%
Thinner
vs8 millimeters (0.31 inches)
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+AMOLEDAdvantage
AMOLED display is brighter and more vivid
vsTFT IPS LCD
+1 billion62 times
More colors on the screen is better quality images and videos
vs16 million
+1264x2736 pixels3 times
Higher resolution screen
vs720x1280 pixels
+460 PPI66%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs277 PPI
+6.55"24%
Larger screen
vs5.3"
+(triple camera) 200MP + 50MP + 12MP32 times
Higher resolution main camera
vs(back) 8MP
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsHDR photo only main camera
+f/1.9 (aperture)16%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.2 (aperture)
+(dual front camera) 50MP + 2MP10 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+Android 15Advantage
Android 15 is newer and safer
vsAndroid 7.0 Nougat
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G LTE-A
+(5G SA/NSA) 2000 Mbps6 times
Faster for surfing the internet and download files
vs(4G LTE-A) 300 Mbps
+Face unlock 2DAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (under display)Advantage
Sensors help you use the device
vsNot supported
+7200 mAh157%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs2800 mAh
+2 slots (Dual-SIM)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
(dedicated slot)
+802.11 a/b/g/n/ac/ax/be [wifi7/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6] is newer and faster
vs802.11 b/g/n [wifi4]
+5.4 + A2DP/LEAdvantage
Bluetooth 5.4 + A2DP/LE is newer and faster
vs4.2 + A2DP
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0, USB OTG On-The-Go
+AluminosilicateAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
Not supportedvs+Until 256GB microSD, microSDXCAdvantage
More external storage for files using memory cards
204 grams (7.14 ounces)vs+142 grams (4.97 ounces)44%
Lighter
Virtual proximity sensorvs+Proximity sensorAdvantage
Sensors help you use the device
Li-Si: lithium-silicon (Non removable)vs+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general

15 Common items in both devices
LED flash
PDAF: phase detection autofocus / Autofocus
Capacitive
Multitouch
Accelerometer
Ambient light sensor
Compass
+8 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 Clear highlight

πŸ“± Model features

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
 
Model400 Pro (DNP-AN00 512GB/16GB)Harmony (M257)
Other model namesεŽδΈΊθ£θ€€400 Pro DNP-AN00Cricket LG Harmony, LG K20 Plus, LG-M257, LGM257
Country or region availableChina
China
USA
USA
BrandHonorLG
Release date6/8/2025, Announced: 6/2/20252/1/2017
Depth7.8 millimeters (0.31 inches)8 millimeters (0.31 inches)
Size (width x height)74.7 x 156.3 millimeters (2.94 x 6.15 in)75.29 x 148.7 millimeters (2.96 x 5.85 in)
Weight204 grams (7.14 ounces)142 grams (4.97 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistantNot supported

πŸ“² Display

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Display typeAMOLEDTFT IPS LCD
Screen size6.55" inches5.3" inches
Screen-to-body ratio~90.3% (screen-to-body ratio)~69.2% (screen-to-body ratio)
Display resolution1264x2736 pixels (19.5:9)720x1280 pixels
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)460 PPI277 PPI
Colors1 billion16 million
Scratch-resistant glassAluminosilicateNot supported
Refresh rate120Hzfeature not registered
Display features5000nits[peak]
HDR8
feature not registered

πŸ€– Operating System

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
System versionAndroid 15Android 7.0 Nougat
Firmware updatefeature not registeredfeature not registered
User InterfaceMagicOS 9feature not registered

βš™οΈ Processor

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Chipset64bit: Qualcomm Snapdragon 8 Gen 3 (SM8650-AB) (4nm)64bit: Qualcomm Snapdragon 425 (MSM8917) (28nm)
CPUOcta-core, 4 processors:
1x 3.3GHz ARM Cortex-X4 (Single-core)
3x 3.15GHz ARM Cortex-A720 (Triple-core)
2x 2.96GHz ARM Cortex-A720 (Dual-core)
2x 2.26GHz ARM Cortex-A520 (Dual-core)
Quad-core, 1 processor:
4x 1.4GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 750Qualcomm Adreno 308 (500MHz)
Performance (benchmark)AnTuTu: 1939360 (v10)
Geekbench: 6761 (v6)
feature not registered

πŸ’½ Memory and storage

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
RAM memory16GB LPDDR51.5GB LPDDR3
Internal storage512GB (458GB available)
UFS 2.2
16GB (9GB available)
External storageNot supportedUntil 256GB microSD, microSDXC
(dedicated slot)

πŸ“Ά Mobile networks

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Dual-SIMDual-SIM Standby - Call active on one sim cardNot supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload2000/1024 Mbps300/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/1700/1900
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 8, 19, 28)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
LTE Cat6 700/850/1700/1900 (Bands 2,4,5,12)
Primary 5G networkSA/NSA (1, 5, 8, 28, 41, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkUMTS 850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 8, 19, 28)
TD-LTE (34, 38, 39, 40, 41)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSANot supported

πŸ“· Camera

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Back camera (main camera)(triple camera)
200 megapixels
50MP telephoto f/2.41/2"0.8Β΅mPDAFOIS3x-optical-zoom
12MP ultrawide f/2.2112Β°AF
8 megapixels
Main camera resolution20000x10000 pixels3264x2448 pixels
Video recording (primary)4K UHD (3840x2160) 60 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.9 (aperture)f/2.2 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/1.4" inchesfeature not registered
Pixel sizefeature not registered1.12Β΅m pixel
AutofocusPDAF: phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo on both camerasHDR photo only main camera
Camera extrasfeature not registeredfeature not registered

πŸ“Έ Front camera

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Front camera (secondary)(dual front camera)
50 megapixels
2MP depth f/2.4
5 megapixels
Front camera resolution8160x6120 pixels2560x1920 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.4 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registered1.12Β΅m pixel

πŸ”‰ Sound and multimedia

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
LoudspeakerStereo soundSupported
Active noise cancellation2 microphones2 microphones or more
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

πŸ”Œ Connectivity

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0, USB OTG On-The-Go
Audio outputType-C reversible connector3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.4 + A2DP/LE4.2 + A2DP
WiFi802.11 a/b/g/n/ac/ax/be [wifi7/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavICA-GPS, GeoTagging, GLONASS
NFCSupportedSupported
Infrared portSupportedNot supported

🧭 Sensors

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock 2D
Fingerprint sensor (under display)
Virtual proximity sensor
Accelerometer
Ambient light sensor
Compass
Proximity sensor
Vibrating alertSupportedSupported

πŸ”‹ Battery

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Battery typeLi-Si: lithium-silicon (Non removable)Li-Ion: lithium-ion (Removable)
Battery capacity7200 mAh2800 mAh
Charger, watts90W Wired fast charging
5W Reverse charging by cable
Wired charging
Inductive / wireless charging50W Qi wireless charging
Reverse wireless charging
feature not registered
Talk time autonomyfeature not registered14 hours
Standbyfeature not registered350 hours (14.6 days)

βž• Other features

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneousβ€’ Colors: Black, Silver, Blue, Pinkβ€’ Colors: Black
β€’ 2.5D Arc Glass screen
β€’ LG UX 5.0
β€’ Wide-angle 120Β° front camera
β€’ KnockOn, Knock Code
β€’ VoLTE

☒️ Radiation rate

Honor 400 Pro (DNP-AN00 512GB/16GB)LG Harmony (M257)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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