Samsung Galaxy Note 9 vs Xiaomi Redmi K40 compare
The best smartphone comparison tool: compare Samsung Galaxy Note 9 vs Xiaomi Redmi K40 and choose the best model for you
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Samsung Galaxy Note 9
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Xiaomi Redmi K40
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Samsung Galaxy Note 9 vs Xiaomi Redmi K40
What is the difference between the Samsung Galaxy Note 9 and Xiaomi Redmi K40? Which one is better? The answers to these questions and many more can be found here in this detailed comparison of the two phones. Discover the differences in specs between these two desirable devices, from screen size to battery life, in the table below. We have all the information you need to choose the best phone for you.
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Common specs
| Brand and model | Samsung Galaxy Note 9 | Xiaomi Redmi K40 | |
| Rating | (+) | (+) | |
| Review | Samsung Galaxy Note 9 Review | ||
| Release date | 2018, August | 2021, February 25 | |
| Dimensions (HxWxD) | 161.9 x 76.4 x 8.8 mm | 6.37 x 6.37 x 3.01 in | 163.7 x 76.4 x 7.8 mm | 6.44 x 6.44 x 3.01 in | |
| Weight | 201 g | 7.09 oz | 196 g | 6.91 oz | |
| Body Build | Front/back glass (Gorilla Glass 5), aluminum frame | ||
| Colors | Metallic Copper, Lavender Purple, Ocean Blue, Midnight Black, Pure White, Alpine White | Black, White, Aurora | |
| Battery | 4000 mAh, Non-removable Li-Ion | 4520 mAh, Li-Po, non-removable | |
| Approximate price | 750 EUR | 280 EUR |
Screen
| Technology | Super AMOLED | Super AMOLED | |
| Touchscreen | capacitive touchscreen | capacitive touchscreen | |
| Display colors | 16M | 16M | |
| Screen size | 6.4" inc | 6.67" inc | |
| Screen area | 103.2 cm2 | 107.4 cm2 | |
| Screen format | 18.5:9 (height:width) | 20:9 (height:width) | |
| Screen to body ratio | 83.4% | 85.9% | |
| Screen resolution | 1440 x 2960 px | 1080 x 2400 px | |
| Screen PPI /points per inch/ | 516 PPI | 395 PPI | |
| Screen protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 5 | |
| Other specs | - HDR10 -Always-on display |
- 120Hz -HDR10+ -1300 nits (peak) |
Camera and Video
| Rear camera, main | 12 MP, Dual | 48 MP, Triple | |
| Camera specs | -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 |
-48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF -8 MP, f/2.2, 119˚ (ultrawide) -5 MP, f/2.4, 50mm (macro), 1/5.0", 1.12µm |
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| Functions | LED flash, auto-HDR, panorama | LED flash, HDR, panorama | |
| Video | 2160p@60fps, 1080p@240fps, 720p@960fps, HDR, dual-video rec. | 4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS | |
| DxOMark Main Score | 103 | ||
| DxOMark Photo | 107 | ||
| DxOMark Video | 94 | ||
| Front camera, selfie | 8 MP, Single | 20 MP, Single | |
| Specifications | 8 MP, f/1.7, 25mm (wide), 1/3.6'', 1.22µm, AF | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm | |
| Functions | Dual video call, Auto-HDR | HDR | |
| Video | 1440p@30fps | 1080p@30fps, 720p@120fps | |
| DxOMark Selfie Score | 92 | ||
| DxOMark Photo | 96 | ||
| DxOMark Video | 86 |
Performance
| Operating system - OS | Android 8.1 (Oreo), upgradable to Android 9.0 (Pie); One UI | Android 11, MIUI 12 | |
| Chipset | - Exynos 9810 Octa (10 nm)
- Qualcomm SDM845 Snapdragon 845 (10 nm) - USA/LATAM, China |
- Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) | |
| Processor CPU | - 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 |
- Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) | |
| Graphics processor GPU | Mali-G72 MP18 - EMEA Adreno 630 - USA/LATAM, China |
Adreno 650 | |
| External memory | microSD, up to 512 GB (uses SIM 2 slot) - dual SIM model only | No | |
| Internal memory | 512 GB, 8 GB RAM 128 GB, 6 GB RAM | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
Benchmark
| Antutu 9 Total | 722021 | ||
| Antutu 8 Total | 320265 | ||
| Antutu 7 Total | |||
| GeekBench 6 Single Core | 521 | 1177 | |
| GeekBench 6 Multi Core | 1790 | 3053 | |
| GeekBench 6 OpenCL | 2025 | 2911 | |
| GeekBench 6 Vulkan | 1958 | 3126 | |
| GeekBench 5 Single Core | 480 | 917 | |
| GeekBench 5 Multi-Core | 2002 | 3083 | |
| GeekBench 4 Single Core | 2358 | ||
| GeekBench 4 Multi-Core | 8531 | ||
| GeekBench 4 RenderScript | 9353 | ||
| GeekBench 4 Battery | 5154 |
Communication and Connectivity
| SIM card | Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) | |
| Network | GSM / CDMA / HSPA / EVDO / LTE | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | |
Show all network frequencies: |
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| Speed | HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/200 Mbps | HSPA 42.2/5.76 Mbps, LTE-A, 5G | |
| GPRS | Yes | Yes | |
| Edge | Yes | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot | |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC | |
| NFC | Yes | Yes | |
| USB | 3.1, Type-C 1.0 reversible connector | USB Type-C 2.0, USB On-The-Go | |
| Bluetooth | 5.0, A2DP, LE, aptX | 5.1, A2DP, LE | |
Music and Audio
| Radio | No | No | |
| Headphone jack | Yes | No | |
| Others | - 32-bit/384kHz audio -Active noise cancellation with dedicated mic |
- 24-bit/192kHz audio |
Other features
| Sensors | - Iris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2 | - Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum , Infrared port | |
| Other extras |
- Samsung DeX (desktop experience support) -ANT+ -Bixby natural language commands and dictation - Fast battery charging (Quick Charge 2.0) -Qi/PMA wireless charging (market dependent) - - Samsung Pay (Visa, MasterCard certified) -IP68 dust/water proof (up to 1.5m for 30 mins) -Stylus (Bluetooth integration) |
- Fast charging 33W, 100% in 52 min -Power Delivery 3.0 -Quick Charge 3+ |
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| Versions |
- SM-N960F/DS (Global); SM-N960U (USA); SM-N9600/DS (LATAM, Brazil, China) |
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