Samsung Galaxy A31 |
Samsung Galaxy Note 9 |
|
Samsung Galaxy A31 |
Samsung Galaxy Note 9 |
| Samsung Galaxy A31 | Samsung Galaxy Note 9 |
| Launch | |
|---|---|
| Release Date | |
| Apr, 2020 | Aug, 2018 |
| Status | |
| Available | Discontinued |
| Body & Operating System | |
| Operating system | |
| Android 10.0 | Android 8.1 (Oreo) up to 10 |
| UI | |
| One UI 2.0 | One UI 2.5 |
| Dimensions | |
| 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in) | 161.9 x 76.4 x 8.8 mm (6.37 x 3.01 x 0.35 in) |
| Weight | |
| 185 g | 201 g |
| Body | |
| NA | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame IP68 dust/water resistant (up to 1.5m for 30 mins) Stylus (Bluetooth integration) |
| Color Options | |
| Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White | Metallic Copper, Lavender Purple, Ocean Blue, Midnight Black, Pure White, Alpine White |
| Display Specifications | |
| Technology | |
| Super AMOLED capacitive touchscreen, 16M colors | Super AMOLED |
| Size | |
| 6.4 inches More devices with a similar display. > |
6.4 inches More devices with a similar display. > |
| Resolution | |
| Full HD (FHD) - 1080 x 2400 pixels, 20:9 ratio (~411 ppi density) | 2K/Quad HD (QHD) - 1440 x 2960 pixels, 18.5:9 ratio (~516 ppi density) |
| Protection | |
| NA | Corning Gorilla Glass 5 |
| Features | |
| NA | HDR10, Always-on display |
| Battery & Charging | |
| Capacity | |
| Non-removable Li-Po, 5000 mAh More devices with similar battery. > |
Non-removable Li-Ion, 4000 mAh More devices with similar battery. > |
| Charging | |
| Fast charging 15W | Fast charging 15W Qi/PMA wireless charging |
| Processing Power | |
| CPU | |
| Octa-core (2x2.0 GHz & 6x1.7 GHz) | Octa-core (4x2.7 GHz Mongoose M3 & 4x1.8 GHz Cortex-A55) - EMEA Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) - USA/LATAM, China |
| Chipset | |
| - | Exynos 9810 (10 nm) - EMEA Qualcomm SDM845 Snapdragon 845 (10 nm) - USA/LATAM, China |
| GPU | |
| - | Mali-G72 MP18 - EMEA Adreno 630 - USA/LATAM, China |
| Memory & Storage | |
| Ram | |
| 4/6GB RAM | 6/8GB RAM |
| Storage Memory | |
| 64/128GB Built-in | 128/512GB Built-in |
| Memory Card | |
| microSD, up to 256GB (dedicated slot) | microSD, up to 512GB (uses shared SIM slot) |
| Cameras | |
| Rear/Back | |
| Quad 48 MP, f/2.0, (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth) |
Dual 12 MP, f/1.5-2.4, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS 12 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0µm, AF, OIS, 2x optical zoom |
| Features | |
| LED flash, panorama, HDR Video Yes |
LED flash, auto-HDR, panorama |
| Front | |
| 20 MP, f/2.2, (wide) Video 1080p@30fps |
Dual 8 MP, f/1.7, 25mm (wide), 1/3.6", 1.22µm, AF 2 MP (dedicated iris scanner camera) Dual video call, Auto-HDR Video 1440p@30fps |
| Features | |
| NA | NA |
| Network | |
| SIM | |
| Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) Samsung Pay (Visa, MasterCard certified) |
| Data | |
| GSM / HSPA / LTE | GSM / CDMA / HSPA / EVDO / LTE |
| 2G Bands | |
|
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 - (Dual SIM model only) |
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 - (Dual SIM model only) CDMA 800 / 1900 - USA |
| 3G Bands | |
| HSDPA 850 / 900 / 1900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO - USA |
| 4G Bands | |
| LTE band 1(2100), 2(1900),... | LTE bands 1, 2, 3, 4, 5, 7... |
| 5G Bands | |
| NO | NO |
| Connectivity | |
| WLAN (WIFI) | |
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | |
| 5.0, A2DP, LE | 5.0, A2DP, LE, aptX |
| GPS | |
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS, GALILEO |
| USB | |
| 2.0, Type-C 1.0 reversible connector, USB On-The-Go | USB Type-C 3.1 |
| NFC | |
| No | Yes |
| Additional Features | |
| Sensors | |
| Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (rear-mounted), Iris scanner, accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2 Samsung DeX (desktop experience support) ANT+ Bixby natural language commands and dictation |
| Extra | |
| NA | NA |
| Pricing | |
| Price | |
| US$ 207 | USD $1,140 |
| Resale Value | |
| Very High | Very High |
| Comparison Result | |
| Score | |
| 7 Point(s) | 5 Point(s) |
| Save Comparison | |