Detailed comparison and review of Dell Inspiron 15 5510 and Lenovo ThinkPad X1 Nano Gen 2 (21E8). With our comprehensive overview, you can simply compare dimensions, performance, storage, functions, but also other key features of both laptops and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the laptop that best fits your needs and expectations.
Advantages and disadvantages of Dell Inspiron 15 5510 based on its technical characteristics, features, user experience, expert reviews and price level.
efficient 11th gen processor
sleek aluminum design
comfortable backlit keyboard
fast SSD storage
good thermal management
average battery life
no dedicated GPU
limited port selection
dim display brightness
Advantages and disadvantages of Lenovo ThinkPad X1 Nano Gen 2 (21E8) based on its technical characteristics, features, user experience, expert reviews and price level.
ultra-lightweight design
impressive battery life
robust security features
sharp display resolution
efficient performance
limited port selection
higher price point
no touchscreen option
average speaker quality
DESIGN AND DIMENSIONS | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Product Type | Notebook | Notebook |
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Dimensions (WxDxH) | 35.606 cm x 22.89 cm x 1.799 cm | 29.33 cm x 20.81 cm x 1.48 cm |
Weight | 1.75 kg | 966.5 g |
Case Material | - | Carbon fibre (top), magnesium alloy (bottom) |
Colour | Platinum silver | Black paint |
DISPLAY | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Screen Size (Type) | 15.6" | 13" - IPS |
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LCD Backlight Technology | LED backlight | LED backlight |
Screen Resolution | 1920 x 1080 (Full HD) | 2160 x 1350 (2K) |
Pixel Density (ppi) | 141 | - |
V-Sync Rate at Max Res. | 60 Hz | - |
Widescreen | Yes | Yes |
Image Aspect Ratio | 16:9 | 16:10 |
Image Brightness | - | 450 cd/m² |
Colour Gamut | - | 100% sRGB |
Features | Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle, Narrow Border Display, 35 ms response rate, 0.179 mm pixel pitch | Anti-glare, 170° viewing angle, Low Power |
PROCESSOR | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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CPU | Intel Core i5 (11th Gen) 11300H | Intel Core i5 (12th Gen) 1240P / 1.7 GHz |
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Max Turbo Speed | 4.4 GHz | 4.4 GHz |
Number of Cores | Quad-Core | 12-core |
Cache | 8 MB | 12 MB |
Platform Technology | - | Intel Evo |
Features | Intel Turbo Boost Technology 2.0, Intel Smart Cache, Intel Deep Learning Boost (DL Boost) | Integrated memory controller |
MEMORY | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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RAM | 8 GB (2 x 4 GB) | 16 GB (provided memory is soldered) |
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Max RAM Supported | 32 GB | - |
RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
Speed | 3200 MHz | 5200 MHz |
Rated Speed | 3200 MHz | 5200 MHz |
Form Factor | SO-DIMM 260-pin | - |
Slots Qty | 2 | - |
Empty Slots | 0 | - |
STORAGE | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 256 GB SSD M.2 2242 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe) |
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AUDIO & VIDEO | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Graphics Processor (GPU) | Intel Iris Xe Graphics | Intel Iris Xe Graphics |
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Memory Allocation Technology | Shared Video Memory (UMA) | - |
Max Monitors Supported | - | 2 external monitor(s) |
Camera | Yes - HD | Yes - 1080p |
Resolution | 0.92 Megapixel | - |
Camera Features | Privacy shutter, 74.9 degrees, RGB camera | Privacy shutter, IR camera, Windows Hello, fixed focus |
Image Sensor Type | CMOS | - |
Video Resolutions | 1280 x 720 | - |
Frame Rate | 30 frames per second | - |
Sound | Stereo speakers, dual array microphone | Four speakers, four microphones |
Codec | - | Realtek ALC3306 |
Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
COMMUNICATIONS | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | Bluetooth 5.2, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
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Wireless Controller | M.2 2230 | Intel Wi-Fi 6E AX 211 |
Features | Dual stream (2x2) | Dual stream (2x2) |
WWAN |
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Generation | - | WWAN upgradable |
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BATTERY | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Technology | 4-cell lithium polymer | Lithium polymer |
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Battery Capacity (Size) | 54 Wh | 49.5 Wh |
AC ADAPTER | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
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Output | 65 Watt, 19.5 V, 3.34 A | 65 Watt |
INPUT | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
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Numeric Keypad | Yes | - |
Keyboard Backlight | Yes | Yes |
Features | - | Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad |
CONNECTIONS & EXPANSIONS | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Interfaces | USB-C 3.2 Gen 2x2 (supports DisplayPort 1.4 Alt Mode) (Power Delivery) 2 x USB 3.2 Gen 1 HDMI Headphone/microphone combo jack |
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
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Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | - |
SOFTWARE | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Pro - English |
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Software Included | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) | Glance by Mirametrix, Intel Connectivity Performance Suite |
MISCELLANEOUS | Dell Inspiron 15 5510 | Lenovo ThinkPad X1 Nano Gen 2 (21E8) |
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Included Accessories | Power adapter | USB-C slim power adapter |
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Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader |
Security Slot Type | - | Kensington nano security slot |
Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
Features | - | Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, Firmware Resiliency 2.0, NVMe password, USB FIDO (Fast Identity Online) device integration |
Compliant Standards | - | RoHS, TCG Certified |
ENERGY STAR Certified | - | Yes |
EPEAT Compliant | - | EPEAT Gold |
Max Operating Temperature | 40 °C | 35 °C |
Min Operating Temperature | 0 °C | 5 °C |
Humidity Range Operating | 50 - 90% (non-condensing) | 8 - 95% |
Manufacturer Warranty | Limited warranty - 1 year | Base warranty - 3 years - pick-up and return Base warranty - battery - 1 year Extended warranty - 3 years - on-site |