Device comparison
Two devices. One clear decision.
Choose the exact models, then compare every available specification in one aligned view.
Missing information stays missing. Only stored specifications are shown.
Complete comparison
Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Announced | July 21, 2021 | 2026, September 15 |
| Released | 2021-07-21 | 2026-09-18 |
| Status | Available | Available |
NETWORK6 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM850, GSM900, DCS1800, PCS1900 |
| 3G Bands | Not supported | B1(2100), B5(850), B8(900) |
| 4G LTE | LTE | B1(2100), B3(1800), B5(850), B7(2600), B8(900), B20(800), B28(700); B38(2600), B40(2300), B41(2500) |
| 5G | No | No |
| Speed | LTE | HSPA, LTE |
| Technology | 4G/LTE/GSM | 2G GSM, 3G WCDMA, 4G LTE FDD, 4G LTE TDD |
BODY5 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Build | Glass front, plastic back, plastic frame | Glass front, plastic back, plastic frame |
| Dimensions | 159 x 75.1 x 9 mm (6.26 x 2.96 x 0.35 in) | 164.4 x 77.9 x 7.7 mm |
| IP Rating | No IP rating | No IP rating |
| SIM | Nano-SIM + Nano-SIM | Dual SIM; Nano SIM; SIM 1 + Hybrid (SIM or MicroSD) |
| Weight | 192 g (6.77 oz) | 196 g |
DISPLAY8 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Brightness | 420 nits (peak) | — |
| Color | — | 16M |
| Protection | Corning Gorilla Glass 3 | Corning Gorilla Glass 3 |
| Refresh Rate | 60Hz | 90Hz |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) | 1080 x 2340 (FHD+) |
| Screen-to-body | ~84.2% | ~86.0% |
| Size | 6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio) | 6.7 inches |
| Type | Super AMOLED, 420 nits (peak) | Super AMOLED |
PLATFORM4 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| CPU | Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) | Octa-core (2x2.4 GHz & 6x2.0 GHz Cortex-A55) |
| Chipset | Exynos 9611 (10 nm) | Exynos 1610 |
| GPU | Mali-G72 MP3 | Mali-G68 |
| OS | Android 11, One UI 3.1 Core | Android |
MEMORY4 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Card slot | microSDXC (dedicated slot) | microSD, up to 2 TB |
| Internal | 64GB, 128GB | 128 GB |
| RAM | 4GB RAM, 6GB RAM | 4 GB |
| Storage/RAM variants | 64GB, 128GB; 4GB RAM, 6GB RAM | 128 GB; 4 GB RAM |
MAIN CAMERA3 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Features | LED flash, panorama, HDR | Autofocus: Yes; OIS: No; Flash: Yes |
| MAIN CAMERA | 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.2, (depth) | 50.0 MP + 5.0 MP + 2.0 MP; f1.8 , f2.2 , f2.4 |
| Video | 4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS | Full HD (1920 x 1080) @30fps |
SELFIE CAMERA3 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Features | HDR | HDR |
| Selfie camera | 20 MP, f/2.2, 26mm (wide) | 13.0 MP; f/2.0 |
| Video | 1080p@30fps | 1080p@30fps |
SOUND2 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| 3.5mm jack | Yes | USB Type-C |
| Loudspeaker | Yes | Mono speaker |
COMMUNICATION6 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Bluetooth | 5.0, A2DP, LE | Bluetooth v5.3 |
| NFC | Yes (market/region dependent) | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, Glonass, Beidou, Galileo, QZSS |
| Radio | FM radio, RDS, recording | FM radio (market dependent) |
| USB | USB Type-C 2.0 | USB Type-C; USB 2.0 |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | 802.11a/b/g/n/ac 2.4GHz+5GHz, VHT80 |
FEATURES1 field
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | Accelerometer, Fingerprint sensor, Gyroscope, Geomagnetic sensor, Ambient light sensor, Virtual Proximity Sensing |
BATTERY3 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Capacity | 6000 mAh | 5000 mAh (typical) |
| Charging Type | 15W wired | 25W wired |
| Type | Li-Po 6000 mAh | Non-removable |
ADDITIONAL INFORMATION5 fields
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Colors | Charcoal Black, Arctic Blue | Black, Gray, Light blue |
| Compatibility | — | France, 128 GB specification set |
| Launch Price (USD) | $152.00 (reference only — see Price in Nigeria above for the actual retail price) | — |
| Models | SM-M215G, SM-M215G/DS | SM-A185FZKDEUB |
| Price in Nigeria | ₦232,560 (Stored estimate) | ₦230,000 (Stored estimate) |
SECURITY1 field
| Specification | galaxy m21 2021 edition | Galaxy A18 4G |
|---|---|---|
| Security | Biometric security: Fingerprint (rear-mounted). | Fingerprint sensor |