Dell Inspiron 13 5391 vs. Surface Book 3 15”: Full specs comparison

We have comprehensively analyzed the technical specifications for the Dell Inspiron 13 5391 and Surface Book 3 15” models. Our report includes intricate details such as the CPU, memory, storage, battery life, display quality, and other features.

Dell Inspiron 13 5391 Pros

Reasons that Dell Inspiron 13 5391 is better than Surface Book 3 15”.

About 49% lighter

Dell Inspiron 13 5391 weighed 2.16 pounds, 49% lighter than the 4.20 pounds Surface Book 3 15”.

WeightDell Inspiron 13 5391Surface Book 3 15”
Pound
2.16 lbs.
4.20 lbs.
Kilogram
0.98 kg
1.91 kg

Surface Book 3 15” Pros

Reasons that Surface Book 3 15” is better than Dell Inspiron 13 5391.

Newer manufacturing

2020 vs. 2019

Significantly faster CPU performance

Intel Core i7-1065G7 inside Surface Book 3 15” has a 26% better multi-core CPU performance score than the Intel Core i7-10510U inside Dell Inspiron 13 5391.

Geekbench 5 multi-core score
Surface Book 3 15” - Intel Core i7-1065G7
3,722
Dell Inspiron 13 5391 - Intel Core i7-10510U
2,942
Dell Inspiron 13 5391 - Intel Core i5-10210U
2,933
Dell Inspiron 13 5391 - Intel Core i3-10110U
1,866
Supports larger memory

Surface Book 3 15” supports a larger memory capacity than the Dell Inspiron 13 5391. It supports up to 32GB versus 8GB of system memory on the Dell Inspiron 13 5391.

Max system memory size
Surface Book 3 15”
32 GB
Dell Inspiron 13 5391
8 GB
Supports faster memory

Surface Book 3 15” supports a faster memory speed than the Dell Inspiron 13 5391. It supports up to 3733MHz versus 2133MHz of system memory on the Dell Inspiron 13 5391.

Memory type and speed
Surface Book 3 15” - LPDDR4X
3,733 MHz
Dell Inspiron 13 5391 - LPDDR3
2,133 MHz
12% larger display

Surface Book 3 15” has a 15-inch screen size 12% larger than the 13.3-inch Dell Inspiron 13 5391.

Display size
Surface Book 3 15”
15-inch
Dell Inspiron 13 5391
13.3-inch

Prices

Here are the latest price updates and offers for both devices.

Dell Inspiron 13 5391 Price
Dell Inspiron 13 5310, 13.3 inch QHD (Quad High Definition) Laptop - Thin and Light Intel Core i7-11370H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce MX450, Services - Windows 10 Home
Dell Inspiron 13 5310, 13.3 inch QHD (Quad High Definition) Laptop - Thin and Light Intel Core i7-11370H, 16GB DDR4 RAM, 512GB SSD, NVIDIA GeForce MX450, Services - Windows 10 Home
By Dell
$799.00
$1,099.99 27% OFF
Dell Inspiron 15 3530 Business Laptop 15.6" FHD Anti-Glare Touchscreen Intel 10-Core i5-1335U Processor (>i7-1255u) 16GB RAM 512GB SSD FHD Webcam ExpressCharge Long Battery Life Win11
Dell Inspiron 15 3530 Business Laptop 15.6" FHD Anti-Glare Touchscreen Intel 10-Core i5-1335U Processor (>i7-1255u) 16GB RAM 512GB SSD FHD Webcam ExpressCharge Long Battery Life Win11
By Dell
$472.88
$496.00 5% OFF
Dell Inspiron 7430 14" FHD+ (1920x1200) IPS Touch 2-in-1 Laptop | Intel i7-1355U 10-Core | Iris Xe Graphics | Backlit Keyboard | Fingerprint | Thunderbolt 4 | WiFi 6E | 16GB LPDDR5 1TB SSD | Win11 Pro
Dell Inspiron 7430 14" FHD+ (1920x1200) IPS Touch 2-in-1 Laptop | Intel i7-1355U 10-Core | Iris Xe Graphics | Backlit Keyboard | Fingerprint | Thunderbolt 4 | WiFi 6E | 16GB LPDDR5 1TB SSD | Win11 Pro
By Dell
$749.99
$814.40 8% OFF
Surface Book 3 15” Price
NEW Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 16GB Memory - 256GB SSD (Latest Model) - Platinum
NEW Microsoft Surface Book 3 - 15" Touch-Screen - 10th Gen Intel Core i7 - 16GB Memory - 256GB SSD (Latest Model) - Platinum
By Microsoft
$1,319.00
Microsoft Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-32GB Memory - 512GB SSD (Latest Model) - Platinum (Renewed)
Microsoft Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-32GB Memory - 512GB SSD (Latest Model) - Platinum (Renewed)
By Microsoft
$1,369.00
Microsoft New Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-16GB Memory - 256GB SSD (Latest Model) - Platinum (Renewed)
Microsoft New Surface Book 3-15" Touch-Screen - 10th Gen Intel Core i7-16GB Memory - 256GB SSD (Latest Model) - Platinum (Renewed)
By Microsoft
$1,197.99

Availability

Dell Inspiron 13 5391Surface Book 3 15”
Released20192020
Release Date
  • Announced at IFA 2019
  • Available on October 1, 2019
  • Introduced: May 6, 2020
  • Pre-ordered: May 6, 2020
  • Released: May 12, 2020
Pricing
  • Starting at $579.99 (non-WWAN)
  • Starting at $729.99 (WWAN)
For Consumer
  • $2,299 - i7 | 16GB | 256GB | GTX 1660 Ti
  • $2,799 - i7 | 32GB | 512GB | GTX 1660 Ti
  • $2,999 - i7 | 32GB | 1TB | GTX 1660 Ti
  • $3,399 - i7 | 32GB | 2TB | GTX 1660 Ti
For Commercial
  • $2,399 - i7 | 16GB | 256GB | GTX 1660 Ti
  • $2,899 - i7 | 32GB | 512GB | GTX 1660 Ti
  • $3,099 - i7 | 32GB | 1TB | GTX 1660 Ti
  • $3,499 - i7 | 32GB | 2TB | GTX 1660 Ti
  • $3,499 - i7 | 32GB | 512GB | RTX 3000
  • $3,699 - i7 | 32GB | 1TB | RTX 3000
Generations-

Exterior

Dell Inspiron 13 5391Surface Book 3 15”
Dimensions
  • Non-WWAN Models
    • Front: 12.11 x 8.05 x 0.59 in (307.60 x 204.50 x 14.90 mm)
    • Back: 12.11 x 8.05 x 0.65 in (307.60 x 204.50 x 16.50 mm)
  • WWAN Models
    • Front: 12.11 x 8.05 x 0.66 in (307.60 x 204.50 x 16.80 mm)
    • Back: 12.11 x 8.05 x 0.73 in (307.60 x 204.50 x 18.50 mm)
13.5” x 9.87” x 0.568-0.90” (343 mm x 251 mm x 15 mm-23 mm)
Weight
  • Non-WWAN Models
    • 2.16 lb (1.18 kg)
  • WWAN Models
    • 2.65 lb (1.20 kg)
  • Total: 4.20 lbs (1,905 g)
  • Tablet: 1.80 lbs (817 g)
Colors
  • Platinum Silver with dark gray bezel and keyboard (available on configurations without a backlit keyboard)
  • Platinum Silver with light gray bezel and silver keyboard (available on configurations with a backlit keyboard)
  • Ice Lilac
Platinum
Keyboard and Trackpad
  • Full-size, spill-resistant keyboard
  • Optional backlit full-size, spill-resistant keyboard
  • Multi-touch gesture-enabled precision touchpad with integrated scrolling
  • Keyboard:
    • Full-size mechanical backlit keyset with 1.55mm travel.
    • Mechanical friction attaches the Clipboard to the keyboard.
  • Trackpad:
    • Larger size 105 mm x 70 mm, glass.
    • Supports up to Five-finger multitouch gesture.

Display

Dell Inspiron 13 5391Surface Book 3 15”
Size13.3 Inches15 Inches
Info13.3-inch FHD (1920 x 1080) TrueLife LED Backlight Non-touch Narrow Border Wide Viewing Angle Display 
  • Display Resolution: 3240 x 2160 (7M Pixels)
  • Display Density: 260 PPI
  • PixelSense™ Display
  • Aspect ratio: 3:2
  • Contrast ratio: 1600:1
  • Inking: designed together with Surface Pen
  • Touch: 10 points multi-touch

Ports

Dell Inspiron 13 5391Surface Book 3 15”
Dell Inspiron 13 5391 Ports
Image Source: Dell
  • 1 x HDMI 1.4b
  • 1 x USB 3.1 Gen 1 Type-C™ (DP/PowerDelivery)
  • 1 x USB 3.1 Gen 1
  • 1 x Micro SD card reader
  • 1 x Headphone & Microphone Audio Jack
  • 1 x AC Power
Surface Book 3 15” Ports
Image Source: Microsoft
Left (3)
  • 2 x USB-A
    USB 3.1 Gen 2 (10 Gbps)
  • 1 x full-size SD card slot
    UHS-II performance
Right (3)
  • 1 x power port
    Charging, Docking
  • 1 x USB-C
    USB 3.1 Gen 2 (10 Gbps), DisplayPort, Power Delivery
  • 1 x headphone jack
    Headphone/Microphone, On the tablet
Bottom (1)
  • 1 x power port
    Charging, Docking, On the tablet

Internal Specs

Dell Inspiron 13 5391Surface Book 3 15”
Processor
  1. 10th Gen Intel® Core™ i3-10110U
    2 cores, 4 threads, 2.10 → 4.10 GHz, 4MB SmartCache, 15W
  2. 10th Gen Intel® Core™ i5-10210U
    4 cores, 8 threads, 1.60 → 4.20 GHz, 6MB SmartCache, 15W
  3. 10th Gen Intel® Core™ i7-10510U
    4 cores, 8 threads, 1.80 → 4.90 GHz, 8MB SmartCache, 15W
  1. 10th Gen Intel® Core™ i7-1065G7
    4 cores, 8 threads, 1.30 → 3.90 GHz, 8MB SmartCache, 15W
Integrated Graphics
  1. 10th Gen Intel® Core™ i3-10110U
    Intel® UHD Graphics
    23 Execution Units, 300 → 1000 MHz
  2. 10th Gen Intel® Core™ i5-10210U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1100 MHz
  3. 10th Gen Intel® Core™ i7-10510U
    Intel® UHD Graphics
    24 Execution Units, 300 → 1150 MHz
  1. 10th Gen Intel® Core™ i7-1065G7
    Intel® Iris® Plus Graphics
    64 Execution Units, 300 → 1100 MHz
Memory
4 GB 8 GB
2133 MHz dual-channel onboard LPDDR3 RAM.
16GB 32GB
3733 MHz LPDDR4x
Discrete GraphicsNVIDIA® GeForce® MX250 (Optional) Pascal Architecture, 2GB GDDR5 64-bit, 1518 → 1582 MHz, 384 CUDA Cores.
  • NVIDIA® GeForce® GTX 1660 Ti with Max-Q
    Turning Architecture, 6GB GDDR6, 192-bit, 1245 → 1425 MHz, 1536 CUDA Cores.
  • NVIDIA® Quadro® RTX™ 3000 with Max-Q
    Turning Architecture, 6GB GDDR6,  192-bit, 765 → 1305 MHz, 1920 CUDA Cores, 240 Tensor Cores, 30 RT Cores, Real-time ray tracing, AI hardware acceleration, ODE, QNF,
Storage
256 GB 512 GB
M.2 PCIe NVMe Solid State Drive.
256 GB 512 GB 1 TB 2TB
PCIe SSD

Connectivity

Dell Inspiron 13 5391Surface Book 3 15”
Wi-Fi
  • Intel 9560
    Up to 1730 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
  • Intel 9462
    Up to 433 Mbps, Dual band 2.4 GHz/5 GHz, WiFi 802.11 a/b/g, WiFi-4 (802.11n), WiFi-5 (802.11ac)
  • Wi-Fi 6: IEEE 802.11 a/b/g/n/ac/ax compatible.
Bluetooth
  • Bluetooth 5.0
  • Bluetooth Wireless 5.0 technology
More
  • Optional Wireless Wide Area Network (WWAN)
    • Intel 7360 (DW5820e)
    • Up to 450 Mbps DL/50 Mbps UL (Cat 9)
    • Frequency bands supported (LTE FDD: 450 Mbps DL/50 Mbps UL (Cat 9), LTE TDD: B347 Mbps DL/30 Mbps UL (Cat 9), UMTS/HSPA+: UMTS 384 Kbps DL/384 Kbps UL)
    • Wireless standards (LTE Category 16, UMTS/HSPA+)
    • Global Navigation Satellite System (GNSS) (Supports GPS, BDS, and GLONASS)
  • Xbox Wireless built-in

Battery

Dell Inspiron 13 5391Surface Book 3 15”
Size
  • 4-Cell Battery, 45 Whr (Integrated)
  • 4-Cell Battery, 52 Whr (Integrated)
  • Total: 90Wh
    Clipboard: 23Wh
    Base: 67Wh
Battery Life
  • Non-WWAN Models
    • Up to 13 hours 06 minutes
  • WWAN Models
    • Up to 13 hours 44 minutes
* Tested on the Mobile Mark 2014 benchmark test.
Up to 17.5 hours of typical device usage
Power Supply65 Watt AC Adapter127W Surface Power Supply with USB-A (7W) charging port.

Software

Dell Inspiron 13 5391Surface Book 3 15”
OS
Windows 10 Home Windows 10 Pro Ubuntu 18.04
Upgradable to Windows 11
  • For Consumer: Windows 10 Home 64-bit
  • For Commercial: Windows 10 Pro 64-bit
Free upgrade to Windows 11
Built-in Apps
  • Microsoft Office 30 Trial
  • McAfee LiveSafe
  • Foxit Phantom Standard PDF
  • SupportAssist
  • Dell Mobile Connect
  • Dell Color Profiles
  • SmartByte
  • Wave MaxxAudio® Pro
Microsoft Office 365 30-days trial

Camera & Audio

Dell Inspiron 13 5391Surface Book 3 15”
Camera
  • Integrated Widescreen HD (720p) Webcam
  • Windows Hello face authentication camera (front-facing)
  • 5.0MP front-facing camera with 1080p HD video
  • 8.0MP rear-facing autofocus camera with 1080p HD video
Audio
  • 2 x tuned speakers, audio processing by Waves MaxxAudio® Pro
  • 1 x combo headphone/microphone jack
  • Dual Digital Microphone Array
  • Dual far-field Studio Mics
  • Front-facing stereo speakers with Dolby Atmos®
    • Support for Windows Sonic for Headphones
    • Support for Dolby® Atmos for Headphones

Misc

Dell Inspiron 13 5391Surface Book 3 15”
Inking-Supports Surface Pen
4096 levels of pressure
Tilt sensing
Best in class latency
Paper feel
0.1mm precision
Sensors
  • Fingerprint reader sensor (Optional)
  • Ambient light sensor
  • Proximity sensor
  • Accelerometer
  • Gyroscope
  • Magnetometer
SecurityFingerprint Reader with Windows Hello (Optional)
  • HW TPM 2.0 chip for enterprise security
  • Enterprise-grade protection with Windows Hello face sign-in
In the box-
  • Surface Book 3 15”
  • Power supply
  • Quick Start Guide
  • Safety and warranty documents
Warranty-One-year limited hardware warranty
More-Supports Surface Dial
Supports both on-screen and off-screen interaction.

Key Features

Dell Inspiron 13 5391Surface Book 3 15”
At Glance
Released in Late
2019
16:9 FHD
13.3”
1080p 60Hz
Weight
2.16 lb
0.98 kg
Up to
Intel Core i7-10510U
4C/8T, 1.80 → 4.90 GHz
Geekbench 5
957
Single Core
Geekbench 5
2,942
Multi-Core
With integrated
Intel® UHD Graphics
24 Execution Units, 300 → 1150 MHz
Configurable up to
8GB
2133 MHz LPDDR3
Dell Inspiron 13 5391 Ports
Nvidia GeForce
MX250
2GB GDDR5
Released in Mid
2020
3:2 3.2K
15”
2160p 60Hz
Weight
4.20 lb
1.91 kg
Powered By
Intel Core i7-1065G7
4C/8T, 1.30 → 3.90 GHz
Geekbench 5
1,088
Single Core
Geekbench 5
3,722
Multi-Core
With integrated
Intel® Iris® Plus Graphics
64 Execution Units, 300 → 1100 MHz
Configurable up to
32GB
3733 MHz LPDDR4X
Surface Book 3 15” Ports
Nvidia GeForce
RTX 3000
6GB GDDR6 with Max-Q

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