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Samsung Galaxy Watch 4 40mm — Review & Specs | Pricepect | Pricepect

Home Smartwatches with ECGSamsung Galaxy Watch 4 40mm

Samsung Galaxy Watch 4 40mm — image 1

Samsung

Samsung Galaxy Watch 4 40mm

Expert Review Analysis

The Samsung Galaxy Watch 7 40mm is a lightweight Android‑compatible smartwatch featuring a 1.3‑inch 432×432 Super AMOLED display, sapphire crystal, and a comprehensive health sensor suite including ECG, temperature and body‑composition analysis, all powered by the Exynos W1000 processor and Wear OS.

✓ Best for: People with smaller or slimmer wrists who want a lightweight daily smartwatch with advanced health sensors (ECG, temperature, BIA), strong water resistance for swimming, and tight integration with Samsung smartphones. Ideal for fitness enthusiasts needing route workouts and body‑composition analysis, as well as professionals who prefer discreet notifications and long‑lasting battery when AOD is off.✗ Not ideal for: Users with larger wrists who need a bigger display for media or detailed notifications, power users demanding longer battery life, and those who prefer premium materials like titanium or a built‑in speaker for calls.

Pros

✓Ultra-lightweight design at only 28.8 g makes it comfortable for all‑day wear.
✓Bright 1.3‑inch 432 × 432 Super AMOLED display protected by sapphire crystal offers sharp visuals.

Price History

Current

$145.99

Average

$150.06

Lowest

$99.00

Highest

$219.97

Good Deal — 3% below average

Price trend (90d):-18.9%

Best Seller Rank History

Now#36Best#5Worst#303 +126

Lower = better sales rank

Rating Trend

Rating4.6/ 5Reviews20,197+-6,875 reviews

Specifications

Battery

Battery Capacity300 mAh mAh

Battery Life (AOD off)40 hours minutes

Battery Life (AOD on)30 hours minutes

Fast ChargingSupported

Connectivity

Bluetooth Version5.3

Wi-Fi802.11 a/b/g/n/ac

NFCYes

LTE SupportYes

Design

Weight28.8 g g

Height9.8 mm mm

Width39.3 mm mm

Depth40.4 mm mm

Body MaterialAluminum

Display

Screen Size1.3 inch mm

Resolution432 x 432

Panel TypeSuper AMOLED

Cover GlassSapphire crystal

Color Depth16M colors

General

BrandSamsung

ModelGalaxy Watch 4

Release Date2021-08-27

Warranty1 Year

ColorPink Gold

Performance

ProcessorExynos W1000 (1.6 GHz + 1.5 GHz) penta-core

RAM2 GB GB

Storage32 GB GB

Sensors

AccelerometerYes

BarometerYes

Bioelectrical Impedance Analysis (BIA)Yes

ECGYes

GyroYes

Software

Operating SystemWear OS powered by Samsung

Operating System

OSWear OS powered by Samsung

Body

MaterialAluminum chassis

Durability

Military Grade CertificationMIL‑STD‑810H

Colors

Available ColorsGreen, Cream

Strap

Strap Size20 mm

Dimensions & Weight

Height0.385826 inches

Width1.547241 inches

Depth1.590548 inches

Research Sources

en.wikipedia.org

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User Reviews

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4.5

(23,594 reviews)

Out of Stock

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SM-R860NZDAXAAPink Gold40mm 1 Year Manufacturer

Smartwatches with ECG

✓

Comprehensive health sensor suite including ECG, temperature, and bioelectrical impedance analysis for body composition.

✓Fast Exynos W1000 five‑core processor delivers smooth performance on Wear OS.

✓Strong durability with 5 ATM water resistance, IP68 rating and MIL‑STD‑810H military‑grade certification.

✓Up to 40 hours of battery life when always‑on‑display is turned off.

Cons

✗Small 33.3 mm (1.3‑inch) screen can feel cramped for reading notifications or media.
✗Modest 300 mAh battery capacity limits runtime compared with larger 44 mm sibling.
✗Aluminum chassis feels less premium than titanium or stainless‑steel alternatives.
✗No built‑in speaker for calls; audio relies on Bluetooth headphones.
✗LTE variant adds weight and cost while offering limited benefit for many users.

From Expert Reviews

Praised by Experts

✓Refined health tracking with ECG and temperature sensors provides precise biometric insights.
✓Exynos W1000 processor delivers noticeably smoother performance over previous generations.
✓Ultra‑light 28.8 g weight highlighted as ideal for all‑day comfort by editors.
✓Aluminum chassis combined with sapphire crystal praised for solid build quality and scratch resistance.
✓Wear OS integration noted for seamless Samsung phone pairing and app ecosystem.

Criticized by Experts

✗Reviewers note the 33.3 mm display is too small for media‑heavy use compared with the 44 mm model.
✗Battery capacity of 300 mAh considered modest, offering less endurance than the larger 44 mm sibling.
✗Aluminum case viewed as less premium than titanium alternatives by some editors.
✗LTE version adds marginal weight and cost without substantial functional benefit.

From User Reviews

Users Love

✓Users love the feather‑light 28.8 g weight, describing the watch as barely noticeable on the wrist.
✓Accurate ECG and optical heart‑rate monitoring receive frequent praise for health tracking.
✓Seamless integration with Samsung smartphones makes sleep and cycle tracking effortless.
✓5 ATM water resistance appreciated for swimming and water‑based activities.
✓The comprehensive sensor suite, including body composition via BIA, is highlighted as a strong health feature.

Users Complain About

✗Many users report needing to charge daily under heavy use despite the advertised 40‑hour claim.
✗The 33.3 mm screen is frequently described as too small for reading notifications or workout details.
✗20 mm strap size limits fit on larger wrists, causing discomfort for some users.
✗Battery life perceived as insufficient for power users who want extended media playback.
✗Some users find the lack of a built‑in speaker inconvenient for call handling.

Expert Opinion

Professional reviewers commend the Galaxy Watch 7 40mm for its refined health tracking, noting the addition of ECG and temperature sensors and the smoother Exynos W1000 processor. Editors highlight the ultra‑light 28.8 g chassis, aluminum build with sapphire crystal, and the seamless Wear OS experience within the Samsung ecosystem, while pointing out the small display and modest battery as trade‑offs against the larger 44 mm model.

What Users Say

Everyday users consistently praise the watch’s comfort, accurate health monitoring and solid integration with Samsung phones, especially for sleep and activity tracking. Recurring complaints focus on the limited battery endurance under heavy use and the cramped 33.3 mm screen, with some noting strap sizing issues for larger wrists.

Common Complaints

Daily charging requirement despite 40‑hour claim, screen size perceived as too small for notifications and media, strap size limiting fit on larger wrists, and the modest 300 mAh battery compared with larger competitors.

How It Compares

vs. Galaxy Watch 7 44mm

Advantages

✓Larger 1.47‑inch 480×480 display provides more screen real‑estate for notifications and media
✓Higher battery capacity (~425 mAh) yields longer runtime
✓Same Exynos W1000 processor ensures top performance

Disadvantages

✗Heavier at 33.8 g, making it less comfortable for all‑day wear
✗Larger size may not fit smaller wrists comfortably

Choose the 44mm if you prioritize a bigger screen and longer battery; stick with the 40mm for a lighter, more compact fit.

vs. Galaxy Watch 6 40mm

Advantages

✓Exynos W1000 in Watch 7 is faster than the dual‑core W930 in Watch 6, delivering smoother UI
✓Refined sensor suite adds temperature and BIA not present in Watch 6

Disadvantages

✗Both share the same 300 mAh battery, so no runtime gain over Watch 6

Pick the Watch 7 40mm for better performance and newer health sensors; the Watch 6 40mm remains a solid, slightly cheaper option.

vs. Apple Watch SE 40mm

Advantages

✓Runs Wear OS with full Android health features like ECG and body‑composition analysis, which the SE lacks
✓Offers 5 ATM water resistance and MIL‑STD‑810H durability not found on the SE

Disadvantages

✗Smaller 1.3‑inch display and lower battery life compared with the SE’s larger screen and optimized iOS power management

Opt for the Galaxy Watch 7 40mm if you need advanced health tracking on Android; choose the Apple Watch SE if you are in the iOS ecosystem and prefer a larger display.

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