Dell Inspiron 15 3510 vs. Lenovo ThinkPad T16 Gen 2 (21HH)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell Inspiron 15 3510 and Lenovo ThinkPad T16 Gen 2 (21HH). 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.

Dell Inspiron 15 3510 Review

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

Lenovo ThinkPad T16 Gen 2 (21HH) Review

Advantages and disadvantages of Lenovo ThinkPad T16 Gen 2 (21HH) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

excellent keyboard feel

impressive battery life

good security features

reliable performance

heavier than competitors

modest display brightness

limited graphics power

higher price point

Laptop Comparison and Tests

Difference between Dell Inspiron 15 3510 and Lenovo ThinkPad T16 Gen 2 (21HH)
69 % - Design
63 % - Display
65 % - Performance
65 % - Connectivity
75 % - Battery
81 % - Design
78 % - Display
84 % - Performance
84 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Inspiron 15 3510 vs. Lenovo ThinkPad T16 Gen 2 (21HH) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Product Type Notebook Notebook - 180-degree hinge design
Dimensions (WxDxH) 35.85 cm x 23.556 cm x 1.89 cm 36.19 cm x 25.55 cm x 2.05 cm
Weight 1.65 kg 1.67 kg
Case Material - Carbon fibre hybrid (top), polyphenylene sulfide (bottom)
Colour Platinum silver Thunder black
DISPLAY Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Screen Size (Type) 15.6" - TN 16" - IPS
LCD Backlight Technology LED backlight -
Screen Resolution 1366 x 768 (HD) 1920 x 1200 (WUXGA)
Pixel Density (ppi) 100 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness 220 cd/m² 300 cd/m²
Colour Gamut 45% NTSC 45% NTSC
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-glare
PROCESSOR Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
CPU Intel Celeron N4020 / 1.1 GHz Intel Core i5 (13th Gen) 1335U / 1.3 GHz
Max Turbo Speed 2.8 GHz 4.6 GHz
Number of Cores Dual-Core 10-core
Cache 4 MB 12 MB
Features Intel Burst Technology Integrated memory controller
MEMORY Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
RAM 4 GB (1 x 4 GB) 16 GB (provided memory is soldered)
Max RAM Supported 8 GB 32 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 2400 MHz 5200 MHz
Rated Speed 2400 MHz 5200 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 1 1
Empty Slots 0 1
STORAGE Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Main Storage Size (HDD/SSD) 128 GB SSD M.2 PCIe 2.0 x4 - NVM Express (NVMe) 256 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe)
AUDIO & VIDEO Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Graphics Processor (GPU) Intel UHD Graphics 600 Intel Iris Xe Graphics
Max Monitors Supported - 3 external monitor(s)
Video System Features - Functions as Intel UHD graphics (for single-channel memory)
Camera Yes - HD Yes - 1080p
Resolution 0.92 Megapixel -
Camera Features 78.6 degrees, RGB camera Privacy shutter, Windows Hello, fixed focus, hybrid FHD/IR camera
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 ALC3287
Compliant Standards High Definition Audio High Definition Audio, Dolby Audio
Audio Features - Input: Dolby Voice, 360° far-field
COMMUNICATIONS Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Wireless 802.11a/b/g/n/ac, Bluetooth 5.0 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wireless-AC 9462 - M.2 2230 Intel Wi-Fi 6E AX 211
Network Interface - Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features Single stream (1x1) Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Technology 3-cell lithium polymer Lithium polymer
Battery Capacity (Size) 41 Wh 52.5 Wh
AC ADAPTER Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
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 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Numeric Keypad Yes Yes
Keyboard Backlight - Yes
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Interfaces HDMI
2 x USB 3.2 Gen 1
USB 2.0
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (4K support)
LAN
Headphone/microphone combo jack
Memory Card Reader Yes (SD Card, SDHC Card, SDXC Card) -
SOFTWARE Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Operating System (OS) Windows 11 Home Windows 11 Pro - English
Software Included McAfee LiveSafe (12 months subscription), Microsoft Office (30 days trial, excludes office licence) Glance by Mirametrix
MISCELLANEOUS Dell Inspiron 15 3510 Lenovo ThinkPad T16 Gen 2 (21HH)
Included Accessories Power adapter USB-C power adapter
Security - Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader, smart card 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, NVMe password, Firmware Resiliency 3.0, certificate based BIOS authentication, FIDO (Fast Identity Online) authentication
Compliant Standards - RoHS, Energy-Related Products (ErP) Lot 6, TCG Certified, Energy-Related Products (ErP) Lot 26, TCO Certified 9.0
ENERGY STAR Certified Yes -
Max Operating Temperature 40 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
Manufacturer Warranty - Base warranty - 3 years - pick-up and return
Base warranty - battery - 1 year
Extended warranty - 1 year - on-site - response time: next business day
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