Product Comparison
Technical Specifications
Feature

Brand: Lenovo|SKU: 21SR0044UK
Lenovo ThinkPad E16 Gen 3 21SR
£780.59
Stock: 768

Brand: Lenovo|SKU: 21QA001KUK
Lenovo ThinkPad X9-14 Gen 1 21QA
£1258.94
Stock: 119
General
Operating System
Windows 11 Pro - English
—
—
Windows 11 Pro - English
—
Product Type
Notebook
—
—
Notebook - Yes - flip design
—
Memory
Internal memory
—
—
16 GB
—
32 GB
Internal memory type
LPDDR5-SDRAM
—
DDR5-SDRAM
—
LPDDR5x-SDRAM
Maximum internal memory
8 GB
—
64 GB
16 GB
32 GB
Memory clock speed
4800 MHz
—
5600 MHz
7467 MHz
8533 MHz
Memory form factor
On-board
—
SO-DIMM
On-board
On-board
Memory layout (slots x size)
—
—
1 x 16 GB
—
—
Memory slots
—
—
2x SO-DIMM
—
—
RAM
8 GB (provided memory is soldered)
—
—
16 GB
—
Technology
—
—
—
LPDDR5x-SDRAM
—
Display
Anti-glare screen
Yes
—
Yes
—
Yes
Colour gamut
50%
—
45%
100%
100%
Display brightness
250 cd/m²
—
300 cd/m²
500 cd/m²
400 cd/m²
Display diagonal
29.5 cm (11.6")
—
40.6 cm (16")
35.6 cm (14")
35.6 cm (14")
Display resolution
1366 x 768 pixels
—
1920 x 1200 pixels
1920 x 1200 pixels
1920 x 1200 pixels
HD type
HD
—
WUXGA
WUXGA
WUXGA
High Dynamic Range (HDR) supported
—
—
—
—
Yes
High Dynamic Range (HDR) technology
—
—
—
—
Dolby Vision
LED backlight
Yes
—
Yes
Yes
Yes
Maximum refresh rate
60 Hz
—
60 Hz
—
60 Hz
Native aspect ratio
16:9
—
16:10
16:10
16:10
Panel type
IPS
—
IPS
IPS
OLED
RGB colour space
NTSC
—
NTSC
sRGB
DCI-P3
Touchscreen
No
—
No
Yes
No
Graphics
Discrete graphics card
No
—
No
No
No
Discrete graphics card model
Not available
—
Not available
Not available
Not available
Graphics
—
—
—
Intel Graphics
—
On-board GPU manufacturer
Intel
—
Intel
Intel
Intel
On-board graphics card
Yes
—
Yes
Yes
Yes
On-board graphics card family
Intel Graphics
—
Intel Graphics
Intel Graphics
Intel Arc Graphics
On-board graphics card model
Intel Graphics
—
Intel Graphics
—
Intel Arc Graphics 140V
Storage
Card reader integrated
No
—
No
No
No
M.2 SSD size
—
—
2242 (22 x 42 mm)
—
—
Main Storage
128 GB SSD M.2 2242 PCIe 3.0 x4 - NVM Express (NVMe)
—
—
512 GB
—
Number of SSDs installed
1
—
1
1
1
NVMe
Yes
—
Yes
Yes
Yes
Optical drive type
No
—
No
No
No
SSD capacity
—
—
512 GB
—
512 GB
SSD form factor
M.2
—
M.2
M.2
M.2
SSD interface
PCI Express 3.0
—
PCI Express 4.0
PCI Express 4.0
PCI Express 4.0
Storage media
—
—
SSD
SSD
SSD
Total SSDs capacity
128 GB
—
512 GB
512 GB
512 GB
Total storage capacity
128 GB
—
512 GB
512 GB
512 GB
Power
AC adapter frequency
50/60 Hz
—
50/60 Hz
—
50/60 Hz
AC adapter input voltage
100 - 240 V
—
100 - 240 V
—
100 - 240 V
AC adapter power
65 W
—
65 W
65 W
65 W
USB Power Delivery (USB PD)
Yes
—
Yes
Yes
Yes
USB Type-C charging port
Yes
—
Yes
Yes
Yes
Battery
Battery capacity
47 Wh
—
64 Wh
58 Wh
55 Wh
Battery technology
—
—
Lithium-Ion (Li-Ion)
—
—
Network
Antenna type
2x2
—
2x2
2x2
2x2
Bluetooth
Yes
—
Yes
Yes
Yes
Bluetooth version
5.3
—
5.3
5.4
5.4
Ethernet LAN
No
—
Yes
No
No
Ethernet LAN data rates
—
—
100,1000 Mbit/s
—
—
Mobile network connection
No
—
No
No
No
Near Field Communication (NFC)
—
—
No
No
No
Top Wi-Fi standard
Wi-Fi 6E (802.11ax)
—
Wi-Fi 6E (802.11ax)
Wi-Fi 7 (802.11be)
Wi-Fi 7 (802.11be)
Wi-Fi standards
Wi-Fi 6E (802.11ax)
—
Wi-Fi 6E (802.11ax)
Wi-Fi 7 (802.11be)
Wi-Fi 7 (802.11be)
WLAN controller manufacturer
Intel
—
Intel
Intel
Intel
WLAN controller model
Intel Wi-Fi 6E AX211
—
Intel Wi-Fi 6E AX211
—
—
WWAN
Not installed
—
Not installed
Upgradable
Not installed
Keyboard
Copilot key
—
—
—
—
Yes
Full-size keyboard
—
—
Yes
—
—
Keyboard backlit
No
—
Yes
Yes
Yes
Keyboard language
English
—
UK English
English
English
Keyboard layout
—
—
—
—
QWERTY
Numeric keypad
No
—
Yes
No
No
Pointing device
Touchpad
—
ThinkPad UltraNav
ThinkPad UltraNav
Touchpad
Packaging content
AC adapter included
Yes
—
Yes
Yes
Yes
Neural processor unit (NPU)
AI datatype support on NPU
—
—
FP16, FP32, Int8
—
—
AI software frameworks supported by NPU
—
—
DirectML, ONNX RT, OpenVINO, Windows ML
DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
GPU performance up to
—
—
—
—
64 TOPs
Neural processor unit (NPU)
—
—
Intel AI Boost
Intel AI Boost
Intel AI Boost
NPU performance up to
—
—
12 TOPs
—
47 TOPs
Sparsity support
—
—
Yes
Yes
Yes
Total processor performance up to
—
—
—
—
115 TOPs
Windows Studio effects support
—
—
Yes
Yes
Yes
Audio
Audio chip
Realtek ALC3287
—
—
Realtek ALC3287
—
Audio system
—
—
Dolby Atmos
—
—
Built-in microphone
Yes
—
Yes
Yes
Yes
Number of built-in speakers
2
—
2
2
2
Number of microphones
—
—
2
2
2
Speaker power
2 W
—
2 W
2 W
2 W
Speakers manufacturer
—
—
Harman Kardon
—
—
Manufacturer Warranty
Bundled Services
—
—
—
1 Year Lenovo Premier Support, CO2 Offset 0.5 ton (2nd Gen)
—
Service & Support
Limited warranty - 1 year - pick-up and return
—
—
Base warranty - 3 years - pick-up and return, Base warranty - battery - 1 year, Extended warranty - 1 year - on-site - response time: next business day
—
Software
Bundled software
—
—
—
—
Intel Connectivity Performance Suite + Lenovo AI Now
Copilot+ PC
—
—
—
—
Yes
Microsoft Copilot
—
—
—
—
Yes
Operating system architecture
64-bit
—
64-bit
64-bit
—
Operating system installed
Windows 11 Pro
—
Windows 11 Pro
Windows 11 Pro
Windows 11 Pro
Operating system language
—
—
English, US English
—
—
Security
Cable lock slot
Yes
—
Yes
Yes
—
Cable lock slot type
Kensington
—
Kensington
Kensington
—
Fingerprint reader
No
—
Yes
Yes
Yes
Smart card reader
—
—
No
Yes
No
Trusted Platform Module (TPM)
Yes
—
Yes
Yes
Yes
Trusted Platform Module (TPM) version
2.0
—
2.0
2.0
2.0
Windows Hello
—
—
Yes
Yes
Yes
Processor / Chipset
Cache
—
—
—
12 MB
—
CPU
—
—
—
Intel Core Ultra (Series 2)
—
Efficient cores
—
—
—
8
—
Efficient-core base frequency
—
—
—
1.7 GHz
—
Efficient-core Max Turbo Frequency
—
—
—
4.2 GHz
—
Low Power Efficient-core Base Frequency
—
—
—
700 MHz
—
Low Power Efficient-core Max Turbo Frequency
—
—
—
2.4 GHz
—
Low Power Efficient-cores
—
—
—
2
—
Maximum turbo power
—
—
—
57 W
—
Performance cores
—
—
—
2
—
Performance-core base frequency
—
—
—
2 GHz
—
Performance-core Max Turbo Frequency
—
—
—
5.2 GHz
—
Processor base power
6 W
—
—
15 W
—
Processor boost frequency
3.6 GHz
—
—
5.2 GHz
—
Processor cache
6 MB
—
—
—
—
Processor cache type
Smart Cache
—
—
—
—
Processor cores
4
—
—
12
—
Processor family
Intel® N
—
—
Intel Core Ultra 7
—
Processor manufacturer
Intel
—
—
Intel
—
Processor model
N150
—
—
255U
—
Processor threads
4
—
—
14
—
Certificates
Certification
ENERGY STAR,EPEAT Gold,RoHS
—
—
ENERGY STAR,TCO,EPEAT Gold,RoHS
ENERGY STAR,TCO,EPEAT Gold,RoHS
Compliance certificates
—
—
RoHS
—
—
Design
Colour name
Slate Grey
—
Black
—
Grey
Form factor
Clamshell
—
Clamshell
Convertible (Folder)
Clamshell
Housing material
Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
—
Aluminium
Aluminium
Aluminium
Market positioning
—
—
Business
—
—
Product colour
Grey
—
Black
Black
Grey
Product type
Laptop
—
Laptop
Hybrid (2-in-1)
Laptop
Ports & interfaces
Combo headphone/mic port
Yes
—
Yes
Yes
Yes
Ethernet LAN (RJ-45) ports
—
—
1
—
—
HDMI ports quantity
1
—
1
1
1
HDMI version
1.4
—
2.1
2.1
2.1
Intel® Thunderbolt 4
—
—
Yes
Yes
Yes
Thunderbolt 4 ports quantity
—
—
1
2
2
USB 2.0 ports quantity
0
—
—
0
0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
1
—
1
2
0
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
1
—
—
0
0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
—
—
1
—
—
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
1
—
—
—
—
USB 3.2 Gen 2x2 Type-C ports quantity
—
—
1
—
—
USB Sleep-and-Charge
—
—
Yes
Yes
—
USB Type-C DisplayPort Alternate Mode
—
—
Yes
—
—
Weight & dimensions
Depth
200 mm
—
249 mm
222.8 mm
212.3 mm
Height
19.8 mm
—
—
—
17.2 mm
Height (front)
—
—
1.01 cm
1.29 cm
—
Height (rear)
—
—
1.71 cm
1.92 cm
—
Weight
1.23 kg
—
1.63 kg
1.4 kg
1.21 kg
Width
287 mm
—
356 mm
313.6 mm
311.8 mm
Processor
Efficient cores
—
—
8
—
—
Efficient-core base frequency
—
—
1.3 GHz
—
—
Efficient-core Max Turbo Frequency
—
—
3.8 GHz
—
—
Low Power Efficient-core Base Frequency
—
—
700 MHz
—
2200 MHz
Low Power Efficient-core Max Turbo Frequency
—
—
2.4 GHz
—
3.7 GHz
Low Power Efficient-cores
—
—
2
—
4
Maximum turbo power
—
—
57 W
—
37 W
Performance cores
—
—
2
—
4
Performance-core base frequency
—
—
1.5 GHz
—
2.2 GHz
Performance-core Max Turbo Frequency
—
—
4.8 GHz
—
4.8 GHz
Processor base power
—
—
15 W
—
17 W
Processor boost frequency
—
—
4.8 GHz
—
4.8 GHz
Processor cache
—
—
12 MB
—
12 MB
Processor cache type
—
—
Smart Cache
—
Smart Cache
Processor cores
—
—
12
—
8
Processor family
—
—
Intel Core Ultra 5
—
Intel Core Ultra 7
Processor generation
—
—
—
—
Intel Core Ultra (Series 2)
Processor manufacturer
—
—
Intel
—
Intel
Processor model
—
—
255U
—
258V
Processor threads
—
—
14
—
8
Camera
Front camera
Yes
—
Yes
—
Yes
Front camera HD type
HD
—
Full HD
—
Full HD
Front camera resolution
1280 x 720 pixels
—
1920 x 1080 pixels
—
1920 x 1080 pixels
Front camera resolution (numeric)
—
—
—
5 MP
—
Infrared (IR) camera
—
—
Yes
Yes
Yes
Privacy camera
Yes
—
Yes
Yes
Yes
Privacy type
Privacy shutter
—
Privacy shutter
Privacy shutter
Privacy shutter
Operational conditions
Maximum shipping altitude
—
—
3048 m
—
—
Operating relative humidity (H-H)
8 - 95%
—
8 - 95%
—
8 - 95%
Operating temperature (T-T)
5 - 35 °C
—
5 - 35 °C
—
5 - 35 °C
Storage relative humidity (H-H)
5 - 95%
—
5 - 95%
—
5 - 95%
Storage temperature (T-T)
5 - 43 °C
—
5 - 43 °C
—
5 - 43 °C
Performance
Motherboard chipset
Intel SoC
—
Intel SoC
Intel SoC
Intel SoC
Sustainability
Sustainability certificates
—
—
ENERGY STAR, EPEAT Gold, ErP
—
—


