| Name: | 
Samsung Galaxy A40 | 
Samsung Galaxy S9+ Dual SIM | 
Samsung Galaxy S9+ SM-G9650 |
| Dimensions: | 144,4 x 69,2 x 7,9 mm | 158,1 x 73,8 x 8,5 mm | 158,1 x 73,8 x 8,5 mm |
| Weight: | 140 g | 189 g | 189 g |
| QWERTY: | - | - | - |
| Keyboard standard: | - | - | - |
| Dual SIM: | - | Yes | Yes |
| GSM frequencies: | 850/900/1800/1900 | 850/900/1800/1900 | 850/900/1800/1900 |
| Standard UMTS: | 850/900/1900/2100 | 850/900/1900/2100 | 850/900/1900/2100 |
| 5G: | - | - | - |
| Standard battery: | Li-Ion 3100 mAh | Li-Ion 3500 mAh | Li-Ion 3500 mAh |
| Stand-by (max.): | - | - | - |
| Talk time (max.): | 3G: 18 h | 2G: 25 h | 2G: 25 h |
| Internal memory: | 64 GB (eMMC 5.1) | 64 GB, 128 GB, 256 GB (UFS 2.1) | 64 GB, 128 GB, 256 GB (UFS 2.1) |
| RAM memory: | 4 GB (LPDDR4) | 6 GB (LPDDR4) | 6 GB (LPDDR4) |
| Memory cards: | microSD, microSDHC, microSDXC (do 512 GB) | microSD, microSDHC, microSDXC (do 400 GB) | microSD, microSDHC, microSDXC (do 400 GB) |
| Operating system: | Android 9.0 Pie | Android 8.0 Oreo | Android 8.0 Oreo |
| User Interface: | - | Samsung Experience 9.0 | Samsung Experience 9.0 |
| Processor: | Samsung Exynos 7904 | Samsung Exynos 9810 | Qualcomm Snapdragon 845 |
| Main display: | Super AMOLED 16M colors 1080 x 2340 px (5.90″) 443 ppi | Super AMOLED 16M colors 1440 x 2960 px (6.20″) 531 ppi | Super AMOLED 16M colors 1440 x 2960 px (6.20″) 531 ppi |
| Screen-to-body: | 85.5 % | 83.6 % | 83.6 % |
| Touchscreen: | Yes | Yes | Yes |
| Digital camera: | 16 Mpx, 4608x3456 px | 12 Mpx, 4032x3024 px | 12 Mpx, 4032x3024 px |
| Secondary camera: | 25 Mpx | 8 Mpx, 3264x2448 px | 8 Mpx, 3264x2448 px |
| Flash: | Yes, LED | Yes, LED | Yes, LED |
| Video: | H.263, H.264, MPEG4 - 30 fps, 3840x2160 px | H.263, H.264, H.265, MPEG4 - 30 fps, 3840x2160 px | H.263, H.264, H.265, MPEG4 - 30 fps, 3840x2160 px |
| MP3: | Yes | Yes | Yes |
| Radio: | - | - | - |
| Dictionary: | Yes, XT9 | Yes, T9 | Yes, T9 |
| EMS: | - | - | - |
| MMS: | Yes | Yes | Yes |
| Speakerphone: | Yes | Yes | Yes |
| Voice dial: | Yes | Yes | Yes |
| Call forwarding: | Yes | Yes | Yes |
| e-mail clien: | Yes | Yes | Yes |
| IrDA: | - | - | - |
| Bluetooth: | Yes, v5.0 LE | Yes, v5.0 | Yes, v5.0 |
| GPRS: | Yes | Yes | Yes |
| EDGE: | Yes | Yes | Yes |
| WiFi: | Yes, v802.11 a/b/g/n/ac | Yes, v802.11 a/b/g/n/ac | Yes, v802.11 a/b/g/n/ac |
| WAP: | Yes, v2.0 | Yes, v2.0 | Yes, v2.0 |
| xHTML: | Yes | Yes | Yes |
| HSCSD: | - | - | - |
| HSDPA: | Yes, 42.20 Mbit/s | Yes, 42,20 Mbit/s | Yes, 42,20 Mbit/s |
| HSUPA: | Yes, 5.76 Mbit/s | Yes, 5,76 Mbit/s | Yes, 5,76 Mbit/s |
| HSPA: | Yes, 42.20 Mbit/s | Yes, 42,20 Mbit/s | Yes, 42,20 Mbit/s |
| HSPA+: | Yes | Yes | Yes |
| LTE: | Yes | Yes | Yes |
| USB: | Yes, v2.0 Type-C | Yes, v3.1 OTG Type-C | Yes, v3.1 OTG Type-C |
| GPS: | Yes | Yes | Yes |
| Push To Talk: | - | - | - |
| Java: | Yes, ART | Yes, ART | Yes, ART |
| Calendar: | Yes | Yes | Yes |
| Watch: | Yes | Yes | Yes |
| Recorder: | Yes | Yes | Yes |
| Organizer: | - | - | - |
| Alarm: | Yes | Yes | Yes |
| Stopwatch: | Yes | Yes | Yes |
| Timer: | - | - | - |
| To-do List: | Yes | Yes | Yes |
| Notebook: | - | - | - |
| Calculator: | Yes | Yes | Yes |
| Profile: | - | - | - |
| Polyphony: | Yes | Yes | Yes, 128 głos. |
| Link: | Samsung Galaxy A40 | Samsung Galaxy S9+ Dual SIM | Samsung Galaxy S9+ SM-G9650 |
| Manual: | Manual Samsung Galaxy A40 | Manual Samsung Galaxy S9+ Dual SIM | Manual Samsung Galaxy S9+ SM-G9650 |
