Side by side comparison and review of Dell Inspiron 15 5510 and Lenovo ThinkPad Z16 Gen 1 (21D5). 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 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 Z16 Gen 1 (21D5) based on its technical characteristics, features, user experience, expert reviews and price level.
robust build quality
excellent keyboard feel
powerful AMD processor
high-resolution display
good battery life
heavier than competitors
expensive base model
limited color options
noisy under load
| DESIGN AND DIMENSIONS | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Product Type | Notebook | Notebook |
|---|---|---|
| Dimensions (WxDxH) | 35.606 cm x 22.89 cm x 1.799 cm | 35.44 cm x 23.74 cm x 1.58 cm |
| Weight | 1.75 kg | 1.94 kg |
| Case Material | - | Aluminium (top), aluminium (bottom) |
| Colour | Platinum silver | Black (bottom), arctic grey (top) |
| DISPLAY | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Screen Size (Type) | 15.6" | 16" OLED |
|---|---|---|
| Touchscreen | - | Yes (10-point multi-touch) |
| LCD Backlight Technology | LED backlight | - |
| Screen Resolution | 1920 x 1080 (Full HD) | 3840 x 2400 (WQUXGA) |
| Pixel Density (ppi) | 141 | - |
| V-Sync Rate at Max Res. | 60 Hz | - |
| Widescreen | Yes | Yes |
| Image Aspect Ratio | 16:9 | 16:10 |
| Image Brightness | - | 500 cd/m² |
| Colour Gamut | - | 100% DCI-P3 |
| 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-reflective, One Glass Solution, anti-smudge, Low Blue Light technology, Dolby Vision, 175° viewing angle, 92.3% screen-to-body ratio |
| PROCESSOR | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| CPU | Intel Core i5 (11th Gen) 11300H | AMD Ryzen 7 Pro 6850H / 3.2 GHz |
|---|---|---|
| Max Turbo Speed | 4.4 GHz | 4.7 GHz |
| Number of Cores | Quad-Core | 8-core |
| Cache | 8 MB | L3 - 16 MB |
| 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 Z16 Gen 1 (21D5) |
|---|
| RAM | 8 GB (2 x 4 GB) | 32 GB (provided memory is soldered) |
|---|---|---|
| Max RAM Supported | 32 GB | - |
| RAM Type | DDR4 SDRAM | LPDDR5 SDRAM |
| Speed | 3200 MHz | 6400 MHz |
| Rated Speed | 3200 MHz | 6400 MHz |
| Form Factor | SO-DIMM 260-pin | - |
| Slots Qty | 2 | - |
| Empty Slots | 0 | - |
| STORAGE | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Main Storage Size (HDD/SSD) | 256 GB SSD M.2 PCIe 3.0 - NVM Express (NVMe) | 1.024 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Western Digital |
|---|
| AUDIO & VIDEO | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Graphics Processor (GPU) | Intel Iris Xe Graphics | AMD Radeon 680M |
|---|---|---|
| Memory Allocation Technology | Shared Video Memory (UMA) | - |
| Max Monitors Supported | - | 3 external monitor(s) |
| Camera | Yes - HD | Yes - 1080p |
| Resolution | 0.92 Megapixel | - |
| Camera Features | Privacy shutter, 74.9 degrees, RGB camera | Windows Hello, fixed focus, e-camera shutter, hybrid FHD/IR camera |
| Image Sensor Type | CMOS | - |
| Video Resolutions | 1280 x 720 | - |
| Frame Rate | 30 frames per second | - |
| Sound | Stereo speakers, dual array microphone | Stereo speakers, dual array microphone |
| Codec | - | Realtek ALC3306 |
| Compliant Standards | High Definition Audio | High Definition Audio, Dolby Atmos |
| Audio Features | - | Input: Dolby Voice, 360° far-field |
| COMMUNICATIONS | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Wireless | 802.11a/b/g/n/ac/ax, Bluetooth 5.1 | Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E) |
|---|---|---|
| Wireless Controller | M.2 2230 | Qualcomm NFA725A |
| Features | Dual stream (2x2) | - |
| BATTERY | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Technology | 4-cell lithium polymer | 4-cell lithium polymer |
|---|---|---|
| Battery Capacity (Size) | 54 Wh | 72 Wh |
| AC ADAPTER | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Input | AC 100-240 V (50/60 Hz) | AC 100-240 V (50/60 Hz) |
|---|---|---|
| Output | 65 Watt, 19.5 V, 3.34 A | 135 Watt, 5 / 9 / 15 / 20 V |
| INPUT | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Type | Keyboard, touchpad | Keyboard, TrackPoint, UltraNav |
|---|---|---|
| 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 Z16 Gen 1 (21D5) |
|---|
| 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 |
USB-C 3.2 Gen 2 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) 2 x USB4 (supports DisplayPort 1.4a Alt Mode) (Power Delivery 3.0) Headphone/microphone combo jack |
|---|---|---|
| Memory Card Reader | Yes (SD Card, SDHC Card, SDXC Card) | Yes (SD Card, SDXC UHS-II Card) |
| SOFTWARE | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Operating System (OS) | Windows 10 Home 64-bit Edition | Windows 11 Pro |
|---|---|---|
| Software Included | McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) | - |
| MISCELLANEOUS | Dell Inspiron 15 5510 | Lenovo ThinkPad Z16 Gen 1 (21D5) |
|---|
| Included Accessories | Power adapter | USB-C slim power adapter |
|---|---|---|
| Security | - | Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader |
| Security Slot Type | - | Kensington nano security slot |
| Theft/Intrusion Protection | - | Security lock slot (cable lock sold separately) |
| Features | - | Administrator password, system password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication |
| Compliant Standards | - | RoHS, TUV Rheinland Low Blue Light Certification, Energy-Related Products (ErP) Lot 3, TCG Certified, TCO Certified 9.0 |
| 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 | - |
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