Apple Watch Series 10 vs SE – Which Should You Buy?

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By Maya Collins • April 23, 2026
Disclosure: As an Amazon Associate, I earn from qualifying purchases. This post may contain affiliate links, which means I may receive a small commission at no extra cost to you.

Apple Watch Series 10 & Apple Watch SE have some important differences, it’s all about balancing features with budget. The Series 10 is the newer, more advanced model with premium health sensors, a larger Always-On display, and faster performance. The Apple Watch SE is a simpler, more affordable option that still delivers core Apple Watch functionality. This comparison will help you quickly understand the differences and decide which model is the better fit for your lifestyle.

Feature-by-Feature Breakdown

Processor:

  • Apple Watch Series 10 has the all-new S10 SiP with a 64-bit dual-core CPU and improved neural engine for faster performance and better battery efficiency.
  • Apple Watch SE uses the older S5 chip, which is slower with modern apps and updates.
Winner:

Apple Watch Series 10

Display Size:

  • Apple Watch Series 10 features a larger 2.0-inch display with thinner bezels to provide more space for complications, text, and animations.
  • Apple Watch SE has a 1.7-inch display.
Winner:

Apple Watch Series 10

Always-On Retina LTPO OLED Display:

  • Apple Watch Series 10 features an Always-On Retina LTPO OLED display with up to 2000 nits brightness to ensure better visibility in bright environments.
  • Apple Watch SE lacks Always-On display and only reaches 1000 nits brightness.
Winner:

Apple Watch Series 10

RAM:

  • Apple Watch Series 10 includes 2GB of RAM, which helps deliver smoother multitasking, faster app switching, and more efficient background processes.
  • Apple Watch SE comes with 1GB of RAM.
Winner:

Apple Watch Series 10

Internal Storage:

  • Apple Watch Series 10 comes with 64GB of internal storage, which allows for extensive app installations, playlists, and offline data.
  • Apple Watch SE includes 32GB of storage.
Winner:

Apple Watch Series 10

Sleep Apnea Notification:

  • Apple Watch Series 10 introduces sleep apnea detection using advanced sensors and on-device machine learning to monitor respiratory patterns during sleep.
  • Apple Watch SE does not include any sleep apnea detection capability.
Winner:

Apple Watch Series 10

Battery Life:

  • Apple Watch Series 10 provides up to 36 hours of battery life in Low Power Mode to ensure extended usage time.
  • Apple Watch SE lasts up to 18 hours on a full charge, which may require daily charging for heavy users.
Winner:

Apple Watch Series 10

Fast Charging:

  • Apple Watch Series 10 supports fast charging and reaches 80% in about 30 minutes.
  • Apple Watch SE lacks fast charging support.
Winner:

Apple Watch Series 10 (See Also: Apple Watch Se 3 Vs Ultra 3 )

Third-Generation Optical Heart Sensor:

  • Apple Watch Series 10 includes the third-generation optical heart sensor for ECG, high and low heart rate notifications, and irregular rhythm alerts.
  • Apple Watch SE features a first-gen heart sensor with less precision.
Winner:

Apple Watch Series 10

Wi-Fi 6E:

  • Apple Watch Series 10 supports Wi-Fi 6E for faster wireless speeds and more stable connectivity for quicker data transfers and improved responsiveness especially in crowded areas.
  • Apple Watch SE is limited to Wi-Fi 4.
Winner:

Apple Watch Series 10

Depth Gauge and Water Temperature Sensor:

  • Apple Watch Series 10 has a depth gauge and water temperature sensor for better underwater activity tracking like diving and advanced water sports.
  • Apple Watch SE does not include these features.
Winner:

Apple Watch Series 10

Thinner and More Refined Design:

  • Apple Watch Series 10 has a thinner and more refined design at 9.7mm thickness for a more comfortable fit that’s comfortable for all-day wear and sleep tracking.
  • Apple Watch SE retains the older design 10.7mm thickness.
Winner:

Apple Watch Series 10

Oceanic+ App Support:

  • Apple Watch Series 10 is fully compatible with the Oceanic+ app for snorkeling with enhanced depth tracking, dive logs, and safety features.
  • Apple Watch SE does not support this app due to hardware limitations.
Winner:

Apple Watch Series 10

Higher Resolution:

  • Apple Watch Series 10 delivers 416 x 496 resolution for sharper display with increased pixel density, text and graphics.
  • Apple Watch SE has lower 368 x 448 resolution.
Winner:

Apple Watch Series 10

ECG App:

  • Apple Watch Series 10 includes the ECG app for advanced heart health tracking to take electrocardiograms anytime.
  • Apple Watch SE does not support the ECG app.
Winner:

Apple Watch Series 10

Blood Oxygen App:

  • Apple Watch Series 10 features a Blood Oxygen app for checking oxygen saturation levels, especially useful during exercise or at high altitude.
  • Apple Watch SE does not support blood oxygen monitoring.
Winner:

Apple Watch Series 10 (See Also: Apple Watch Se 3 Vs Ultra 2 )

Temperature Sensor:

  • Apple Watch Series 10 includes a skin temperature sensor for enhanced health tracking, including menstrual cycle insights and sleep data.
  • Apple Watch SE lacks a temperature sensor.
Winner:

Apple Watch Series 10

Second-Generation Ultra Wideband Chip:

  • Apple Watch Series 10 features the second-generation Ultra Wideband (UWB) chip for improving Precision Finding and device integration.
  • Apple Watch SE includes the older first-gen UWB chip with more limited capabilities.
Winner:

Apple Watch Series 10

Double Tap Gesture:

  • The Apple Watch Series 10 introduces the double tap gesture to control the watch with a quick finger movement for added convenience.
  • Apple Watch SE does not support the Double Tap feature.
Winner:

Apple Watch Series 10

Check Apple Watch 10 Best Price
Check Apple Watch SE Best Price

Specs at a Glance

FeatureApple Watch Series 10Apple Watch SE
Release Year20242020
Case Size46mm44mm
DisplayAlways-On Retina LTPO OLEDRetina OLED (No Always-On)
ProcessorS10 SiP dual-coreS5 dual-core
RAM2GB1GB
Storage64GB32GB
ECG AppYesNo
Blood Oxygen AppYesNo
Temperature SensorYesNo
Sleep Apnea DetectionYesNo
Battery LifeUp to 36 hoursUp to 18 hours
Fast ChargingYesNo
Wi-FiWi-Fi 6EWi-Fi 4
UWBSecond-generation Ultra Wideband chipFirst-generation UWB
Double Tap GestureYesNo
Heart SensorThird-generation optical heart sensorFirst-generation optical heart sensor
Water ResistanceWR50 + Depth Gauge + Water Temp Sensor (Swimproof + Dive)WR50 (Swimproof)
Oceanic+ App SupportYesNo
BuildThinner, more refined, Jet Black AluminumClassic design, Gold Aluminum

 

Who Should Buy What?

Buy the Apple Watch Series 10 if you:

  • Want advanced health tools like ECG, Blood Oxygen, and temperature sensors for in-depth wellness tracking.
  • Prefer a large Always-On display that stays visible without raising your wrist.
  • Need faster performance, double the storage (64GB), and newer features like double tap and UWB Gen 2.
  • Swim, dive, or track workouts in water and need features like a depth gauge and water temperature sensor.
  • Plan to keep your watch for years and want the latest design, chip, and connectivity for future-proofing.

Check Apple Watch 10 Best Price

Buy the Apple Watch SE if you:

  • Are shopping on a budget but still want access to core Apple Watch features like fitness tracking and notifications.
  • Don’t need advanced sensors or an Always-On display and prefer a more minimal, battery-efficient experience.
  • Want a watch with built-in Cellular for calls and texts without your iPhone nearby.
  • Are new to smartwatches or buying for a teen, student, or senior who just needs the basics.
  • Prefer a lighter, simpler watch with a soft sport loop for all-day casual comfort.

Check Apple Watch SE Best Price

Winner by Category

CategoryWinner
ProcessorSeries 10
Display SizeSeries 10
Always-On DisplaySeries 10
ECG AppSeries 10
Blood Oxygen AppSeries 10
Temperature SensorSeries 10
Internal StorageSeries 10
Sleep Apnea NotificationSeries 10
Battery LifeSeries 10
Fast ChargingSeries 10
UWB ChipSeries 10
Double Tap GestureSeries 10
Optical Heart SensorSeries 10
Wi-Fi 6ESeries 10
Depth & Water Temp SensorSeries 10
Higher ResolutionSeries 10
Thinner DesignSeries 10
Oceanic+ App SupportSeries 10

What They Have in Common

  • Retina Display: Both the Apple Watch Series 10 and SE feature a bright Retina display, making it easy to read text and view apps even in bright sunlight.
  • Fitness Tracking: Each model includes comprehensive fitness tracking, allowing users to monitor workouts, steps, and calories to stay on top of their health goals.
  • Heart Rate Monitoring: Both watches have optical heart rate sensors, providing continuous heart rate data for fitness tracking and overall wellness insights.
  • Water Resistance: Each watch is swimproof, allowing users to wear them while swimming or showering without worry.
  • watchOS Support: Both devices run on watchOS, giving users access to the latest Apple apps, features, and seamless integration with iPhones.

FAQ (Quick Answers)

What is the difference between Apple Watch SE and series 10?

The Apple Watch Series 10 has a larger display, faster chip, more health sensors, and extra features like blood oxygen tracking. What’s the difference between Apple Watch SE and Series 10? The SE is cheaper, offering core fitness and smart tools but missing some advanced health and performance capabilities.

Is the Apple Watch Series 10 compatible with older iPhones?
The Apple Watch Series 10 requires an iPhone running iOS 17 or later, which generally means an iPhone XS or newer. It won’t pair with older iPhones or Android devices. (See Also: Apple Watch Se 3 Vs Series 10 )

Does the Apple Watch SE still receive software updates?
Yes, the Apple Watch SE (1st Generation) continues to receive watchOS updates, although it may not support every new feature found in newer models like the Series 10 due to hardware limitations.

Can I use both watches for swimming?
Both the Series 10 and SE (1st Gen) are water resistant to 50 meters, making them safe for pool swimming and shallow-water activities. However, the Series 10 adds a depth gauge and water temperature sensor, making it better suited for open water and recreational diving.

Which watch has better battery life?
Battery life is similar between the two models, with up to 18 hours on a single charge. However, the Series 10 supports fast charging, allowing for quicker top-ups during the day, which can be a practical advantage.

Is the Always-On Display worth it?
The Always-On Display on the Series 10 allows you to glance at the time, notifications, and widgets without raising your wrist. It’s a convenience feature that many users find valuable, especially in professional or workout settings, but it’s not essential if you’re looking to save money.

Do both models support Family Setup?
Yes, both the Series 10 and the SE support Family Setup, allowing you to configure a watch for a child or older adult without requiring them to have their own iPhone.

What health features does the SE lack?
The Apple Watch SE (1st Gen) does not support ECG, Blood Oxygen monitoring, temperature sensing, or sleep apnea detection. It focuses on basic fitness tracking and heart rate monitoring only.

Can I send and receive texts or calls with both models?
Yes, both models support messaging and phone calls. The SE model compared here includes GPS + Cellular, so it can make calls without being near your phone. The Series 10 in this comparison is GPS-only, meaning it requires your iPhone nearby for full communication functions unless you opt for a Cellular version.

Which one is better for future software support?
The Series 10, being the newer model with the latest processor (S10), will receive software updates for more years compared to the SE, which may stop receiving full support sooner.

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Is the Apple Watch SE still a good buy in 2025?
Yes, if you want a budget-friendly Apple Watch that covers essential fitness tracking, messaging, and app notifications, the SE is still a solid choice. Just be aware that it lacks some of the newer health and convenience features found in the Series 10.

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