Dell Precision 3551 vs. Lenovo ThinkPad P16 Gen 2 (21FB)

Laptop Comparison, Reviews and Tests

Detailed comparison and review of Dell Precision 3551 and Lenovo ThinkPad P16 Gen 2 (21FB). 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 Precision 3551 Review

Advantages and disadvantages of Dell Precision 3551 based on its technical characteristics, features, user experience, expert reviews and price level.

robust processing power

expandable memory options

reliable build quality

adequate port selection

decent battery life

heavier design

basic display quality

noisy under load

premium price tag

Lenovo ThinkPad P16 Gen 2 (21FB) Review

Advantages and disadvantages of Lenovo ThinkPad P16 Gen 2 (21FB) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

powerful processor performance

excellent keyboard feel

high-resolution display

advanced security features

heavy and bulky

expensive price point

average battery life

limited color accuracy

Laptop Comparison and Tests

Difference between Dell Precision 3551 and Lenovo ThinkPad P16 Gen 2 (21FB)
74 % - Design
64 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
83 % - Design
85 % - Display
85 % - Performance
85 % - Connectivity
75 % - Battery

Laptop Specifications Comparison

Dell Precision 3551 vs. Lenovo ThinkPad P16 Gen 2 (21FB) Comparison Chart
DESIGN AND DIMENSIONS Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Product Type Mobile workstation Mobile workstation - 180-degree hinge design
Dimensions (WxDxH) 35.91 cm x 23.625 cm x 1.499 cm 36.4 cm x 26.6 cm x 3.023 cm
Weight 1.89 kg 2.95 kg
Case Material - Glass-fibre (bottom), polyphenylene sulfide (bottom), aluminium alloy (top)
Colour - Storm grey (top), villi black (bottom)
DISPLAY Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Screen Size (Type) 15.6" 16" - IPS
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1200 (WUXGA)
Pixel Density (ppi) 141 -
V-Sync Rate at Max Res. 60 Hz 60 Hz
Widescreen Yes Yes
Image Aspect Ratio - 16:10
Image Brightness - 300 cd/m²
Colour Gamut - 100% sRGB
Features Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle Anti-glare, Low Blue Light technology, Eyesafe technology, X-Rite Pantone factory color calibration, DC dimming, 83.4% screen-to-body ratio
PROCESSOR Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
CPU Intel Core i7 (10th Gen) 10750H / 2.6 GHz Intel Core i7 (13th Gen) 13850HX / 2.1 GHz
Max Turbo Speed 5 GHz 5.3 GHz
Number of Cores 6-core 20-core
Cache 12 MB 30 MB
64-bit Computing Yes -
Chipset - Intel WM790
Features Intel Turbo Boost Max Technology 3.0 Integrated memory controller
MEMORY Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
RAM 8 GB (1 x 8 GB) 64 GB (2 x 32 GB)
Max RAM Supported 64 GB 192 GB
RAM Type DDR4 SDRAM DDR5 SDRAM
Speed 2933 MHz 5600 MHz
Rated Speed 2933 MHz 5600 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 4
Empty Slots 1 2
STORAGE Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 1 TB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption - Kioxia
RAID Level - RAID 0, RAID 1
AUDIO & VIDEO Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA Quadro P620 NVIDIA RTX A1000 / Intel UHD Graphics
Max Monitors Supported - 3 external monitor(s)
Video Memory 4 GB GDDR5 SDRAM 6 GB GDDR6 SDRAM
Video System Features - NVIDIA TXAA, Direct X 12 Ultimate, Vulkan Support, NVIDIA FXAA
Camera Yes - HD Yes - 1080p
Resolution 8 Megapixel -
Camera Features 78.6 degrees Privacy shutter, fixed focus
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, Wave MAXXAudio Pro High Definition Audio, Dolby Atmos
Audio Features - Input: Dolby Voice, far-field
COMMUNICATIONS Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Wireless 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 Bluetooth 5.1, 802.11a/b/g/n/ac/ax (Wi-Fi 6E)
Wireless Controller Intel Wi-Fi 6 AX 201 Intel Wi-Fi 6E AX 211
Network Interface Gigabit Ethernet -
BATTERY Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Technology 4-cell 6-cell lithium polymer
Battery Capacity (Size) 68 Wh 94 Wh
AC ADAPTER Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 130 Watt, 20 V, 6.5 A 170 Watt
INPUT Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Type Keyboard, touchpad, pointing stick Keyboard, TrackPoint, UltraNav
Numeric Keypad - Yes
Keyboard Backlight Yes Yes
Features - Spill-resistant, multi-touch touchpad, Fn keys with Unified Communications controls
CONNECTIONS & EXPANSIONS Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Slots - 2 x M.2 (PCI Express 4.0 x4) (1 free)
Interfaces HDMI
USB-C 3.1 Gen 2 (supports Thunderbolt 3, DisplayPort 1.4 Alt Mode)
USB 3.1 (PowerShare)
2 x USB 3.1 Gen 1
LAN
Headphone/microphone combo jack
USB 3.2 Gen 1 (Always On)
USB 3.2 Gen 1
USB-C 3.2 Gen 2 (Power Delivery 3.0)
2 x USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI (8K support)
Headphone/microphone combo jack
Memory Card Reader Yes (microSD, microSDHC, microSDXC) Yes (SD Express Card)
SOFTWARE Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Operating System (OS) Windows 10 Pro 64-bit Edition - Multilingual User Interface (MUI) Windows 10 Pro 64-bit Edition (available through downgrade rights from Windows 11 Pro) + Windows 11 Pro Licence
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Dell Precision 3551 Lenovo ThinkPad P16 Gen 2 (21FB)
Included Accessories Power adapter Power adapter
Security Trusted Platform Module (TPM 2.0) Security Chip, smart card reader Discrete Trusted Platform Module (TPM 2.0) Security Chip, fingerprint reader
Security Slot Type Noble Wedge security slot Kensington nano security slot
Theft/Intrusion Protection Security lock slot (cable lock sold separately) Security lock slot (cable lock sold separately)
Features - Administrator password, power-on password, RapidCharge, MIL-STD-810H tested, self-healing BIOS, NVMe password, bottom cover tamper detection
Compliant Standards - RoHS, TUV Rheinland Low Blue Light Certification, TCG Certified, TCO Certified 9.0, TUV Rheinland Eyesafe 2.0 Display
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 0 - 95% (non-condensing) 8 - 95%
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