Dell Inspiron 5405 vs. Lenovo ThinkPad Z16 Gen 1 (21D5)

Laptop Comparison, Reviews and Tests

In depth comparison and review of Dell Inspiron 5405 and Lenovo ThinkPad Z16 Gen 1 (21D5). 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 5405 Review

Advantages and disadvantages of Dell Inspiron 5405 based on its technical characteristics, features, user experience, expert reviews and price level.

affordable price

lightweight design

solid build quality

decent battery life

fast SSD storage

average display quality

limited port selection

no dedicated GPU

mediocre speaker output

Lenovo ThinkPad Z16 Gen 1 (21D5) Review

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

Laptop Comparison and Tests

Difference between Dell Inspiron 5405 and Lenovo ThinkPad Z16 Gen 1 (21D5)
75 % - Design
72 % - Display
75 % - Performance
78 % - Connectivity
76 % - Battery
85 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
85 % - Battery

Laptop Specifications Comparison

Dell Inspiron 5405 vs. Lenovo ThinkPad Z16 Gen 1 (21D5) Comparison Chart
DESIGN AND DIMENSIONS Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Product Type Notebook Notebook
Dimensions (WxDxH) 32.13 cm x 21.62 cm x 1.79 cm 35.44 cm x 23.74 cm x 1.58 cm
Weight 1.36 kg 1.94 kg
Case Material - Aluminium (top), aluminium (bottom)
Colour Platinum silver Black (bottom), arctic grey (top)
DISPLAY Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Screen Size (Type) 14" 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) 157 -
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, 0.16 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 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
CPU AMD Ryzen 5 4500U / 2.3 GHz AMD Ryzen 7 Pro 6850H / 3.2 GHz
Max Turbo Speed 4 GHz 4.7 GHz
Number of Cores 6-core 8-core
Cache L3 - 8 MB L3 - 16 MB
Features - Integrated memory controller
MEMORY Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
RAM 8 GB (1 x 8 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 1 -
STORAGE Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 3.0 x4 - NVM Express (NVMe) 1.024 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Western Digital
AUDIO & VIDEO Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Graphics Processor (GPU) AMD Radeon Graphics AMD Radeon 680M
Max Monitors Supported - 3 external monitor(s)
Camera Yes - HD Yes - 1080p
Resolution 0.92 Megapixel -
Camera Features 74.9 degrees 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 ALC3204 Realtek ALC3306
Compliant Standards High Definition Audio High Definition Audio, Dolby Atmos
Audio Features MaxxAudio Pro Input: Dolby Voice, 360° far-field
COMMUNICATIONS Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
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 M.2 2230 Qualcomm NFA725A
Features Dual stream (2x2) -
BATTERY Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Technology 3-cell lithium polymer 4-cell lithium polymer
Battery Capacity (Size) 40 Wh 72 Wh
AC ADAPTER Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Input AC 110-240 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 19.5 V 135 Watt, 5 / 9 / 15 / 20 V
INPUT Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Type Keyboard, touchpad Keyboard, TrackPoint, UltraNav
Keyboard Backlight Yes Yes
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls, glass touchpad
CONNECTIONS & EXPANSIONS Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Interfaces HDMI
USB-C 3.2 Gen 1 (supports DisplayPort Alt Mode) (Power Delivery)
2 x USB 3.2 Gen 1
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 (microSD, microSDHC, microSDXC) Yes (SD Card, SDXC UHS-II Card)
SOFTWARE Dell Inspiron 5405 Lenovo ThinkPad Z16 Gen 1 (21D5)
Operating System (OS) Windows 10 64-bit Edition Windows 11 Pro
MISCELLANEOUS Dell Inspiron 5405 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 ExpressCharge 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
ENERGY STAR Certified Yes -
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 10 - 90% (non-condensing) 8 - 95%
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