Dell Precision 3551 vs. Lenovo ThinkPad P15v Gen 3 (21D8)

Laptop Comparison, Reviews and Tests

Side by side comparison and review of Dell Precision 3551 and Lenovo ThinkPad P15v Gen 3 (21D8). 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.

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 P15v Gen 3 (21D8) Review

Advantages and disadvantages of Lenovo ThinkPad P15v Gen 3 (21D8) based on its technical characteristics, features, user experience, expert reviews and price level.

robust build quality

powerful processor performance

high-resolution display

ample connectivity options

good thermal management

heavy and bulky

average battery life

expensive price point

limited color accuracy

Laptop Comparison and Tests

Difference between Dell Precision 3551 and Lenovo ThinkPad P15v Gen 3 (21D8)
74 % - Design
64 % - Display
75 % - Performance
86 % - Connectivity
75 % - Battery
81 % - Design
75 % - Display
85 % - Performance
85 % - Connectivity
74 % - Battery

Laptop Specifications Comparison

Dell Precision 3551 vs. Lenovo ThinkPad P15v Gen 3 (21D8) Comparison Chart
DESIGN AND DIMENSIONS Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Product Type Mobile workstation Mobile workstation - 180-degree hinge design
Dimensions (WxDxH) 35.91 cm x 23.625 cm x 1.499 cm 36.65 cm x 25 cm x 2.27 cm
Weight 1.89 kg 2.226 kg
Case Material - Polycarbonate ABS
Colour - Black
DISPLAY Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Screen Size (Type) 15.6" 15.6" - IPS
LCD Backlight Technology - LED backlight
Screen Resolution 1920 x 1080 (Full HD) 1920 x 1080 (Full HD)
Pixel Density (ppi) 141 -
V-Sync Rate at Max Res. 60 Hz -
Widescreen Yes Yes
Image Aspect Ratio - 16:9
Image Brightness - 300 cd/m²
Colour Gamut - 45% NTSC
Features Anti-glare, Wide Viewing Angle, ±80° horizontal viewing angle, ±80° vertical viewing angle Anti-glare, 170° viewing angle, DC dimming
PROCESSOR Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
CPU Intel Core i7 (10th Gen) 10750H / 2.6 GHz Intel Core i7 (12th Gen) 12700H / 2.3 GHz
Max Turbo Speed 5 GHz 4.7 GHz
Number of Cores 6-core 14-core
Cache 12 MB 24 MB
64-bit Computing Yes -
Chipset - Intel WM590
Features Intel Turbo Boost Max Technology 3.0 Integrated memory controller
MEMORY Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
RAM 8 GB (1 x 8 GB) 16 GB (1 x 16 GB)
Max RAM Supported 64 GB 64 GB
RAM Type DDR4 SDRAM DDR5 SDRAM - non-ECC
Speed 2933 MHz 4800 MHz
Rated Speed 2933 MHz 4800 MHz
Form Factor SO-DIMM 260-pin SO-DIMM 262-pin
Slots Qty 2 2
Empty Slots 1 1
STORAGE Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Main Storage Size (HDD/SSD) 256 GB SSD M.2 PCIe 512 GB SSD M.2 2280 PCIe 4.0 x4 - TCG Opal Encryption 2, NVM Express (NVMe), Value
RAID Level - RAID 0, RAID 1
AUDIO & VIDEO Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Multi-GPU Configuration - 1 single GPU card / integrated GPU
Graphics Processor (GPU) NVIDIA Quadro P620 NVIDIA T600 / Intel Iris Xe Graphics
Max Monitors Supported - 2 external monitor(s)
Video Memory 4 GB GDDR5 SDRAM 4 GB GDDR6 SDRAM
Camera Yes - HD Yes - 720p
Resolution 8 Megapixel -
Camera Features 78.6 degrees Privacy shutter, IR camera, Windows Hello, 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 ALC3287
Compliant Standards High Definition Audio, Wave MAXXAudio Pro High Definition Audio, Dolby Audio, Dolby Voice
COMMUNICATIONS Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Wireless 802.11a/b/g/n/ac Wave 2/ax, Bluetooth 5.1 Bluetooth 5.2, 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 Gigabit Ethernet
Ethernet Controller - Intel I219-V
Features - Wake-on-LAN (WOL), dual stream (2x2)
WWAN
Generation - 4G upgradable
BATTERY Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Technology 4-cell Lithium polymer
Battery Capacity (Size) 68 Wh 68 Wh
AC ADAPTER Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
Input AC 120/230 V (50/60 Hz) AC 100-240 V (50/60 Hz)
Output 130 Watt, 20 V, 6.5 A 135 Watt
INPUT Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
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 P15v Gen 3 (21D8)
Slots - 2 x M.2 Card (1 free)
1 x Nano-SIM card (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
USB 3.2 Gen 1 (Always On)
USB4 (supports Thunderbolt 4, DisplayPort 1.4 Alt Mode) (Power Delivery 3.0)
HDMI
Headphone/microphone combo jack
LAN
Memory Card Reader Yes (microSD, microSDHC, microSDXC) Yes (SD Card)
SOFTWARE Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
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 - English
Software Included Microsoft Office (Trial) -
MISCELLANEOUS Dell Precision 3551 Lenovo ThinkPad P15v Gen 3 (21D8)
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, smart card reader
Security Slot Type Noble Wedge security slot Kensington 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
Compliant Standards - RoHS, TCG Certified
Max Operating Temperature 35 °C 35 °C
Min Operating Temperature 0 °C 5 °C
Humidity Range Operating 0 - 95% (non-condensing) 8 - 95%
Manufacturer Warranty - Base warranty - 3 years - pick-up and return
Extended warranty - 3 years - on-site
Limited warranty - battery - 1 year
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