LG K40 (X420ZM) vs Samsung Galaxy A54 (SM-A546B/DS 128GB)
Side by side comparison between LG K40 vs Samsung Galaxy A54 phones, differences, pros, cons and full specifications. What's the better?
,
5.7"
IPS
IPS
720x1440
16
MP
MP
8mp
2GB
RAM
RAM
Octa-core
3000
mAh
mAh
(Non removable)
vs
6.4"
AMOLED
AMOLED
1080x2340
50
MP
MP
32mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A54 (SM-A546B/DS 128GB)
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 
29 Advantages | 16 Common items in both devices |
| Until 1TB microSD, microSDXC |
| Plastic body, glass front / Plastic body, glass front/back |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras |
| Capacitive |
| +9 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📱 Model features | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Model | K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) |
| Other model names | LG K40 LMX420ZM, LM-X420ZM, LG-LMX420ZM | Galaxy A54 5G SM-A546B/DS |
| Country or region available |  South Africa |  (Europe) |
| Brand | LG | Samsung |
| Release date | 3/31/2019 | 3/24/2023, Announced: 3/15/2023 |
| Depth | 8.3 millimeters (0.33 inches) | 8.2 millimeters (0.32 inches) |
| Size (width x height) | 71.9 x 153 millimeters (2.83 x 6.02 in) | 76.7 x 158.2 millimeters (3.02 x 6.23 in) |
| Weight | 150 grams (5.25 ounces) | 202 grams (7.07 ounces) |
| Build, materials | Plastic body, glass front | Plastic body, glass front/back Back: Gorilla Glass 5 |
| Protection against water and others | MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant. | IP67 certified: dust proof and waterproof over 1 meter and 30min |
📲 Display | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Display type | TFT IPS LCD | Super AMOLED |
| Screen size | 5.7" inches | 6.4" inches |
| Screen-to-body ratio | ~76.2% (screen-to-body ratio) | ~82.9% (screen-to-body ratio) |
| Display resolution | 720x1440 pixels | 1080x2340 pixels (19.5:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 282 PPI | 403 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1000nits[peak] HDR10+ |
🤖 Operating System | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| System version | Android 8.1 Oreo | Android 13 |
| Firmware update | feature not registered | Android 14 |
| User Interface | feature not registered | One UI 5.1 / 6.0 |
⚙️ Processor | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Chipset | 64bit: MediaTek Helio P22 (MT6762) (12nm) | 64bit: Samsung Exynos 1380 (5nm) |
| 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 2.4GHz ARM Cortex-A78 (Quad-core) 4x 2GHz ARM Cortex-A55 (Quad-core) |
| GPU graphical controller | PowerVR GE8320 (650MHz) | ARM Mali-G68 MP5 (950MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 507187 (v9) Geekbench: 2703 (v5.1), 2797 (v6) GFXBench: 25fps (ES 3.1 onscreen) |
💽 Memory and storage | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| RAM memory | 2GB LPDDR3 | 8GB LPDDR4X |
| Internal storage | 32GB (20GB available) eMMC 5.1 | 128GB (101GB available) UFS 2.2 |
| External storage | Until 1TB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) |
📶 Mobile networks | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| 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 | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 850/900/1900/2100 | UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38, 40) | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 3, 7, 8, 20, 28, 38, 40, 41, 77, 78) |
| 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, SA/NSA, Sub6 |
| Secondary 2G network | Not supported | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 32, 66) TD-LTE (38, 40, 41) VoLTE |
| Secondary data network | Not supported | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Back camera (main camera) | 16 megapixels | (triple camera) 50 megapixels 12MP ultrawide f/2.2123°1.12µm 5MP macro f/2.4 |
| Main camera resolution | 4608x3456 pixels | 8160x6120 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash on both cameras | LED flash |
| Focal aperture | f/2.0 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | 1/3" inches | 1/1.56" inches |
| Pixel size | 1µm pixel | 1µm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | 4K@30fps 1080p@30/60fps 720p@240fps (slow motion) |
📸 Front camera | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Front camera (secondary) | 8 megapixels | 32 megapixels |
| Front camera resolution | 3264x2448 pixels | 6528x4896 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | LED | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | 26mm lens |
| Sensor size | feature not registered | 1/2.8" inches |
| Pixel size | feature not registered | 0.8µm pixel |
🔉 Sound and multimedia | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Loudspeaker | Supported | Stereo sound Dolby Atmos |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, 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 K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.3 + 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/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Sensors | Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| Battery type | Li-Ion: lithium-ion (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3000 mAh | 5000 mAh |
| Charger, watts | Wired charging | 25W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | 8 hours | 45 hours (1.9 days) |
| Standby | 100 hours (4.2 days) | feature not registered |
➕ Other features | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| 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: Black, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound | • Colors: Graphite, Lime, Violet, White |
☢️ Radiation rate | ||
| LG K40 (X420ZM) | Galaxy A54 (SM-A546B/DS 128GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.68W/kg (head), 0.63W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.693W/kg (head), 1.338W/kg (body) |