Side by side comparison and review of Dell Inspiron 3780 and Dell XPS 15 9520. Compare dimensions, processors, batteries, storage capacities and other key specifications and features to simplify the choice of your perfect laptop. Our goal is to make it easier for you to decide on the laptop that will best meet your expectations by revealing the main differences between the products.
Advantages and disadvantages of Dell Inspiron 3780 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
large display screen
ample storage capacity
decent processor speed
variety of ports
heavy build
average battery life
mediocre graphics
dim display brightness
Advantages and disadvantages of Dell XPS 15 9520 based on its technical characteristics, features, user experience, expert reviews and price level.
stunning 4k display
powerful intel performance
solid build quality
good battery life
advanced thermal design
high base price
heavier than competitors
no full-size usb port
limited color options
| DESIGN AND DIMENSIONS | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 41.54 cm x 27.92 cm x 2.56 cm | 34.44 cm x 23.014 cm x 1.854 cm |
| Weight | 3.03 kg | 1.92 kg |
| Colour | Silver | Silver |
| DISPLAY | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Screen Size (Type) | 17.3" - IPS | 15.6" |
|---|---|---|
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 1920 x 1200 (Full HD Plus) |
| Pixel Density (ppi) | 127 | 145 |
| V-Sync Rate at Max Res. | 60 Hz | 60 Hz |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | 300 cd/m² | 500 cd/m² |
| Colour Gamut | - | 100% sRGB |
| Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, 35 ms response rate, 0.1989 mm pixel pitch | Anti-glare, Infinity Edge display, Wide Viewing Angle, ±85° horizontal viewing angle, ±85° vertical viewing angle, 35 ms response rate, 0.18 mm pixel pitch, Eyesafe technology |
| PROCESSOR | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| CPU | Intel Core i5 (8th Gen) 8265U / 1.6 GHz | Intel Core i7 (12th Gen) 12700H |
|---|---|---|
| Max Turbo Speed | 3.9 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | 14-core |
| Cache | 6 MB | 24 MB |
| 64-bit Computing | Yes | - |
| Features | Hyper-Threading Technology, Intel Turbo Boost Technology 2.0, Intel Smart Cache | Intel Smart Cache |
| MEMORY | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| RAM | 8 GB (1 x 8 GB) | 16 GB (2 x 8 GB) |
|---|---|---|
| Max RAM Supported | 16 GB | 64 GB |
| RAM Type | DDR4 SDRAM | DDR5 SDRAM |
| Speed | 2400 MHz | 4800 MHz |
| Rated Speed | 2666 MHz | 4800 MHz |
| Form Factor | SO-DIMM 260-pin | SO-DIMM 262-pin |
| Slots Qty | 2 | 2 |
| Empty Slots | 1 | 0 |
| STORAGE | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Main Storage Size (HDD/SSD) | 128 GB SSD M.2 2280 PCIe - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 4.0 x4 - NVM Express (NVMe) |
|---|---|---|
| Secondary Storage | 1 TB HDD SATA 6Gb/s / 5400 rpm | - |
| Optical Drive | DVD-Writer - tray | - |
| AUDIO & VIDEO | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Graphics Processor (GPU) | AMD Radeon 520 | NVIDIA GeForce RTX 3050 Ti |
|---|---|---|
| Video Memory | 2 GB GDDR5 SDRAM | 4 GB GDDR6 SDRAM |
| Camera | Yes - HD | Yes - 1280 x 720 (standard), 576 x 360 (infrared) |
| Resolution | 0.92 Megapixel | 0.9 Megapixel (standard), 0.2 Megapixel (infrared) |
| Camera Features | 720p HD movie recording, fixed focus, 78.6 degrees | IR/RGB camera, 78.5 degrees |
| Image Sensor Type | CMOS | CMOS |
| Video Resolutions | 1280 x 720 | 1280 x 720 |
| Frame Rate | 30 frames per second | 30 frames per second |
| Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
| Codec | Realtek ALC3204 | Realtek ALC3281 |
| Compliant Standards | High Definition Audio | High Definition Audio |
| Audio Features | MaxxAudio Pro | - |
| COMMUNICATIONS | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Wireless | 802.11a/b/g/n/ac, Bluetooth 4.1 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | - | Killer Wi-Fi 6E AX1675 |
| Network Interface | 10/100 Ethernet | - |
| Features | - | Dual stream (2x2) |
| BATTERY | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Technology | 3-cell Lithium Ion | 6-cell Lithium Ion |
|---|---|---|
| Battery Capacity (Size) | 42 Wh | 86 Wh |
| AC ADAPTER | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Input | AC 120/230 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 130 Watt, 20 V, 6.5 A |
| INPUT | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Type | Keyboard, touchpad | Keyboard, touchpad |
|---|---|---|
| Keyboard Backlight | - | Yes |
| CONNECTIONS & EXPANSIONS | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Interfaces | HDMI Headphone/microphone combo jack USB 2.0 2 x USB 3.1 Gen 1 LAN |
USB-C 3.2 Gen 2 (supports DisplayPort Alt Mode) (Power Delivery) 2 x USB4 Gen 3x2 (supports Thunderbolt 4, DisplayPort 1.4a Alt Mode) (Power Delivery) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card) |
| SOFTWARE | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Pro - Dutch / English / French / German / Italian |
|---|---|---|
| Software Included | - | Microsoft Office (30 days trial, excludes office licence), McAfee Small Business Security (30 days trial) |
| MISCELLANEOUS | Dell Inspiron 3780 | Dell XPS 15 9520 |
|---|
| Included Accessories | Power adapter | USB-C power adapter |
|---|---|---|
| Security | Fingerprint reader | Fingerprint reader |
| Security Slot Type | Noble Wedge security slot | Noble Wedge security slot |
| Theft/Intrusion Protection | Security lock slot (cable lock sold separately) | Security lock slot (cable lock sold separately) |
| Max Operating Temperature | 40 °C | 35 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Humidity Range Operating | 10 - 90% (non-condensing) | 10 - 90% (non-condensing) |
| Manufacturer Warranty | Limited warranty - 15 months - pick-up and return | - |
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