Dell Inspiron 15 5510 vs. Lenovo ThinkPad Z13 Gen 1 (21D3)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Inspiron 15 5510 and Lenovo ThinkPad Z13 Gen 1 (21D3). 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.

Dell Inspiron 15 5510 Review

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

Lenovo ThinkPad Z13 Gen 1 (21D3) Review

Advantages and disadvantages of Lenovo ThinkPad Z13 Gen 1 (21D3) based on its technical characteristics, features, user experience, expert reviews and price level.

excellent build quality

powerful amd processor

bright oled display

eco-friendly materials

solid security features

higher price point

limited port selection

no dedicated gpu

average battery life

Laptop Comparison and Tests

Difference between Dell Inspiron 15 5510 and Lenovo ThinkPad Z13 Gen 1 (21D3)
85 % - Design
72 % - Display
75 % - Performance
85 % - Connectivity
75 % - Battery
81 % - Design
84 % - Display
80 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Inspiron 15 5510 vs. Lenovo ThinkPad Z13 Gen 1 (21D3) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Product Type Notebook Notebook
Dimensions (WxDxH) 35.606 cm x 22.89 cm x 1.799 cm 29.44 cm x 19.96 cm x 1.399 cm
Weight 1.75 kg 1.26 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour Platinum silver Black (bottom), arctic grey (top)
DISPLAY Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Screen Size (Type) 15.6" 13.3" OLED
Touchscreen - Yes (10-point multi-touch)
LCD Backlight Technology LED backlight -
Screen Resolution 1920 x 1080 (Full HD) 2880 x 1800 (2.8K)
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, on-cell touch technology, Low Blue Light technology, Dolby Vision, 91.6% screen-to-body ratio
PROCESSOR Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
CPU Intel Core i5 (11th Gen) 11300H AMD Ryzen 7 Pro 6850U / 2.7 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 Z13 Gen 1 (21D3)
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 Z13 Gen 1 (21D3)
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 - Union Memory
AUDIO & VIDEO Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Graphics Processor (GPU) Intel Iris Xe Graphics AMD Radeon 680M
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 Windows Hello, fixed focus, e-camera shutter, Discrete IR
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 Z13 Gen 1 (21D3)
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
Network Interface - Gigabit Ethernet
Features Dual stream (2x2) -
BATTERY Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Technology 4-cell lithium polymer 3-cell lithium polymer
Battery Capacity (Size) 54 Wh 51.5 Wh
AC ADAPTER Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Input AC 100-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 65 Watt, 19.5 V, 3.34 A 65 Watt
INPUT Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes -
Keyboard Backlight Yes Yes
Features - Spill-resistant, multi-touch touchpad, edge-to-edge backlit keyboard, Fn keys with Unified Communications controls, glass touchpad, Haptic ForcePad
CONNECTIONS & EXPANSIONS Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
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 DisplayPort 1.4a Alt Mode) (Power Delivery 3.0)
Headphone/microphone combo jack
LAN (on supplied adapter)
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Operating System (OS) Windows 10 Home 64-bit Edition Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) -
MISCELLANEOUS Dell Inspiron 15 5510 Lenovo ThinkPad Z13 Gen 1 (21D3)
Included Accessories Power adapter USB-C power adapter, Lenovo USB-C to Ethernet Adapter
Security - Discrete Trusted Platform Module (TPM 2.0) Security Chip with Microsoft Pluton, fingerprint reader
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, TCO Certified 9.0
Carbon Footprint - 216 kg carbon emissions (EU)
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 -
Other projects: