In depth comparison and review of Dell Inspiron 15 3510 and Lenovo ThinkPad X1 Extreme (20MG). Compare sizes, performance, storage capacities, batteries and other important specifications and features to easily choose the right laptop for you. Our goal is to help you uncover differences between the products and find the laptop that will best fit your needs.
Advantages and disadvantages of Dell Inspiron 15 3510 based on its technical characteristics, features, user experience, expert reviews and price level.
affordable price
decent battery life
lightweight design
solid build quality
simple user interface
average display quality
limited performance capacity
minimal connectivity options
basic graphics capability
Advantages and disadvantages of Lenovo ThinkPad X1 Extreme (20MG) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
powerful processor performance
excellent keyboard feel
high-resolution display
advanced security features
heavier than competitors
expensive price point
average battery life
limited color accuracy
DESIGN AND DIMENSIONS | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 35.85 cm x 23.556 cm x 1.89 cm | 36.18 cm x 24.57 cm x 1.87 cm |
Weight | 1.65 kg | 1.8 kg |
Case Material | - | Aluminum, glass-fibre reinforced plastic, carbon fibre reinforced plastic |
Colour | Platinum silver | Black |
DISPLAY | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Screen Size (Type) | 15.6" - TN | 15.6" - IPS |
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Touchscreen | - | Yes (10-point multi-touch) |
LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1366 x 768 (HD) | 3840 x 2160 (Ultra HD 4K) |
Pixel Density (ppi) | 100 | - |
V-Sync Rate at Max Res. | 60 Hz | - |
Widescreen | Yes | Yes |
Image Aspect Ratio | - | 16:9 |
Image Brightness | 220 cd/m² | 400 cd/m² |
Colour Gamut | 45% NTSC | 100% |
Features | Anti-glare, 25 ms response rate, Narrow Border Display, 0.252 mm pixel pitch, ±40° horizontal viewing angle, +10/-30 vertical viewing angle | Anti-reflective, capacitive touch screen, 170° viewing angle, Dolby Vision |
PROCESSOR | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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CPU | Intel Celeron N4020 / 1.1 GHz | Intel Core i7 (8th Gen) 8850H / 2.6 GHz |
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Max Turbo Speed | 2.8 GHz | 4.3 GHz |
Number of Cores | Dual-Core | 6-core |
Cache | 4 MB | 9 MB |
64-bit Computing | - | Yes |
Chipset | - | Mobile Intel CM246 |
Features | Intel Burst Technology | Integrated memory controller |
MEMORY | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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RAM | 4 GB (1 x 4 GB) | 16 GB (2 x 8 GB) |
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Max RAM Supported | 8 GB | 64 GB |
RAM Type | DDR4 SDRAM | DDR4 SDRAM |
Speed | 2400 MHz | 2666 MHz |
Rated Speed | 2400 MHz | 2666 MHz |
Form Factor | SO-DIMM 260-pin | SO-DIMM 260-pin |
Slots Qty | 1 | 2 |
Empty Slots | 0 | 0 |
STORAGE | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Main Storage Size (HDD/SSD) | 128 GB SSD M.2 PCIe 2.0 x4 - NVM Express (NVMe) | 512 GB SSD M.2 2280 PCIe 3.0 x4 - TCG Opal Encryption, NVM Express (NVMe) - Samsung |
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AUDIO & VIDEO | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Multi-GPU Configuration | - | 1 single GPU card / integrated GPU |
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Graphics Processor (GPU) | Intel UHD Graphics 600 | NVIDIA GeForce GTX 1050 Ti / Intel UHD Graphics 630 |
Video Memory | - | 4 GB GDDR5 SDRAM |
Camera | Yes - HD | Yes - 720p |
Resolution | 0.92 Megapixel | - |
Camera Features | 78.6 degrees, RGB camera | IR camera, ThinkShutter camera privacy |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, microphone | Stereo speakers, dual array microphone |
Codec | Realtek ALC3204 | Realtek ALC3286 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Audio Premium, Dolby Atmos |
COMMUNICATIONS | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Wireless | 802.11a/b/g/n/ac, Bluetooth 5.0 | 802.11a/b/g/n/ac, Bluetooth 5.0 |
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Wireless Controller | Intel Wireless-AC 9462 - M.2 2230 | Intel Wireless-AC 9560 - M.2 Card |
Features | Single stream (1x1) | Gigabit Ethernet via optional Ethernet (RJ-45) adapter, dual stream (2x2) |
BATTERY | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Technology | 3-cell lithium polymer | 4-cell Lithium Ion |
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Battery Capacity (Size) | 41 Wh | 80 Wh |
Battery Life | - | Up to 14.9 hours |
AC ADAPTER | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Input | AC 100-240 V (50/60 Hz) | AC 120/230 V (50/60 Hz) |
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Output | 65 Watt, 19.5 V, 3.34 A | 135 Watt, 20 V |
INPUT | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | - |
Keyboard Backlight | - | Yes |
Features | - | Spill-resistant, multi-touch touchpad, buttonless touchpad |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Interfaces | HDMI 2 x USB 3.2 Gen 1 USB 2.0 Headphone/microphone combo jack |
USB 3.1 Gen 1 USB 3.1 Gen 1 (Always On) 2 x USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort Alt Mode) (Power Delivery) HDMI Headphone/microphone combo jack Lenovo Ethernet extension connector |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDHC Card, SDXC Card, SDXC UHS-II Card) |
SOFTWARE | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Operating System (OS) | Windows 11 Home | Windows 10 Pro 64-bit Edition |
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Software Included | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) | - |
MISCELLANEOUS | Dell Inspiron 15 3510 | Lenovo ThinkPad X1 Extreme (20MG) |
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Included Accessories | Power adapter | Power adapter |
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Security | - | Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | - | Kensington security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | - | Administrator password, hard drive password, power-on password, RapidCharge, MIL-STD-810G tested |
Compliant Standards | - | RoHS |
SAR Value | - | 0.193 W/kg (body), 0.193 W/kg (limb) |
ENERGY STAR Certified | Yes | Yes |
Max Operating Temperature | 40 °C | - |
Min Operating Temperature | 0 °C | - |
Humidity Range Operating | 10 - 90% (non-condensing) | - |