{"id":611,"date":"2026-01-31T08:45:51","date_gmt":"2026-01-31T08:45:51","guid":{"rendered":"https:\/\/mtv.vn\/en\/?p=611"},"modified":"2026-01-31T08:45:51","modified_gmt":"2026-01-31T08:45:51","slug":"zeus-3-pro-smart-fitness-tracker-review-budget-smartwatch-with-calling-spo2-10-day-battery","status":"publish","type":"post","link":"https:\/\/mtv.vn\/en\/zeus-3-pro-smart-fitness-tracker-review-budget-smartwatch-with-calling-spo2-10-day-battery\/","title":{"rendered":"ZEUS 3 PRO Smart Fitness Tracker Review \u2013 Budget Smartwatch with Calling, SpO2 & 10-Day Battery"},"content":{"rendered":"

<\/p>\n

\n

Where ZEUS 3 PRO Sits in the U.S. Market<\/strong><\/h2>\n<\/li>\n<\/ol>\n
If you\u2019re shopping for a smartwatch in the U.S., the market splits pretty clearly:<\/p>\n
\n
Under $80<\/strong> \u2192 Mostly no-brand \/ OEM Chinese watches. Tons of features, accuracy can be hit or miss.<\/li>\n
$100\u2013$150<\/strong> \u2192 Amazfit, Fitbit Inspire series, higher-tier Xiaomi.<\/li>\n
$250+<\/strong> \u2192 Apple Watch, Samsung Galaxy Watch, Garmin.<\/li>\n<\/ul>\n
ZEUS 3 PRO is firmly in that first category<\/strong>: low price, feature-packed.<\/p>\n
$\"ZEUS$ <\/p>\n
Typical price:<\/p>\n
\n
Usually around $67\u2013$72<\/strong>, depending on color.<\/li>\n
Sporty colors like Orange, Green, Red are often slightly cheaper than Black.<\/li>\n<\/ul>\n
At this level, it competes with models like:<\/p>\n
\n
TOZO S3<\/li>\n
Older Amazfit Bip U<\/li>\n
Various \u201cno-brand\u201d watches on Amazon and Walmart<\/li>\n<\/ul>\n
What makes ZEUS 3 PRO stand out on paper is this combo: Bluetooth calling + large screen + 450 mAh battery<\/strong>. That\u2019s a strong spec list for the price.<\/p>\n
\n
\n
Design & Wear Comfort: Not Cheap-Looking, Not Premium Either<\/strong><\/h2>\n<\/li>\n<\/ol>\n
1.39\u201d IPS Display<\/strong><\/h3>\n
First impression: it doesn\u2019t look like a $40 toy. It feels closer to a mid-range sporty smartwatch.<\/p>\n
$\"ZEUS$ <\/p>\n
\n
Size:<\/strong> 1.39 inches<\/li>\n
Panel:<\/strong> IPS<\/li>\n
Slightly curved glass<\/li>\n
Full touch control<\/li>\n<\/ul>\n
It\u2019s not AMOLED-level vibrant, but:<\/p>\n
\n
Bright enough indoors<\/li>\n
Still readable under strong sunlight<\/li>\n
Viewing angles are decent<\/li>\n<\/ul>\n
At this price, the screen is \u201cperfectly usable without being annoying\u201d<\/strong> \u2014 which is actually a compliment in the budget segment.<\/p>\n
Shape & Feel<\/strong><\/h3>\n
\n
Round watch face<\/li>\n
Sporty styling<\/li>\n
Slightly thick because of the big battery<\/li>\n<\/ul>\n
On the wrist:<\/p>\n
\n
Heavier than a fitness band<\/li>\n
Lighter than a metal Galaxy Watch<\/li>\n<\/ul>\n
I wore it for gym sessions, walking, and full workdays \u2014 no major discomfort. The rubber strap is soft and handles sweat fairly well.<\/p>\n
The Orange version<\/strong> looks very sporty \u2014 great for gym and outdoor use. If you dress more business casual, Black or Dark Green blends in better.<\/p>\n
\n
\n
Bluetooth Calling: The Biggest Selling Point<\/strong><\/h2>\n<\/li>\n<\/ol>\n
Let\u2019s be direct: stable Bluetooth calling under $80 is a big deal.<\/strong><\/p>\n
After pairing via Bluetooth 5.1, you can:<\/p>\n
\n
Answer calls<\/li>\n
Make calls from the watch<\/li>\n
See call notifications<\/li>\n
Get message and social app notifications<\/li>\n<\/ul>\n
Real-world experience<\/strong><\/h3>\n
Using it with Android:<\/p>\n
\n
Speaker:<\/strong> Fine in a quiet room or office<\/li>\n
On a noisy street, it\u2019s harder to hear<\/li>\n
Mic:<\/strong> Clear enough for short calls<\/li>\n<\/ul>\n
It doesn\u2019t replace Bluetooth earbuds, but it\u2019s very convenient when:<\/p>\n
\n
Your hands are busy<\/li>\n
You\u2019re in the gym<\/li>\n
You\u2019re driving and need to pick up quickly<\/li>\n<\/ul>\n
This feature alone makes ZEUS 3 PRO feel more \u201cpremium\u201d than its price suggests.<\/p>\n
\n
\n
Health Tracking: Useful for Trends, Not Medical Use<\/strong><\/h2>\n<\/li>\n<\/ol>\n
ZEUS 3 PRO includes:<\/p>\n
\n
Heart Rate<\/li>\n
SpO2<\/li>\n
Blood Pressure (estimated)<\/li>\n
Sleep tracking<\/li>\n<\/ul>\n
Heart Rate<\/strong><\/h3>\n
Compared with a gym HR monitor:<\/p>\n
\n
Sitting still \u2192 fairly close<\/li>\n
During intense exercise \u2192 noticeable delay<\/li>\n<\/ul>\n
Good for general trends<\/strong>, not deep performance analysis.<\/p>\n
SpO2<\/strong><\/h3>\n
Readings usually look reasonable, but:<\/p>\n
\n
Not medical-grade<\/li>\n
\n
Sensitive to fit and positioning<\/h3>\n<\/li>\n<\/ul>\n
Blood Pressure<\/strong><\/h3>\n
Let\u2019s be honest: on watches at this price, BP is algorithm-based estimation<\/strong>, not real cuff-style measurement. Don\u2019t use it to diagnose anything.<\/p>\n
Sleep Tracking<\/strong><\/h3>\n
Surprisingly decent:<\/p>\n
\n
Sleep duration detection is fairly accurate<\/li>\n
Deep vs. light sleep breakdown is \u201cgood enough\u201d<\/li>\n<\/ul>\n
If you just want to know:<\/p>\n
\n
How long you slept<\/li>\n
Whether you\u2019re sleeping too late<\/li>\n<\/ul>\n
It does the job.<\/p>\n
\n
\n
Fitness Features: For Casual Users<\/strong><\/h2>\n<\/li>\n<\/ol>\n
Multiple sports modes:<\/p>\n
\n
Running<\/li>\n
Walking<\/li>\n
Cycling<\/li>\n
Other basic activities<\/li>\n<\/ul>\n
Tracks:<\/p>\n
\n
Steps<\/li>\n
Estimated calories<\/li>\n
Workout duration<\/li>\n<\/ul>\n
But it lacks:<\/p>\n
\n
Built-in GPS<\/li>\n
VO2 Max<\/li>\n
Advanced performance metrics<\/li>\n<\/ul>\n
So this is a basic fitness tracker<\/strong>, not a tool for serious athletes.<\/p>\n
\n
\n
Battery Life (450 mAh): A Major Win<\/strong><\/h2>\n<\/li>\n<\/ol>\n
This is one of my favorite parts.<\/p>\n
Brand claims:<\/p>\n
\n
7\u201310 days typical use<\/li>\n
45\u201360 days standby<\/li>\n<\/ul>\n
My real use (HR on, notifications on, occasional calls):
\n\u2192 About 7\u20138 days per charge.<\/strong><\/p>\n
Compared to charging an Apple Watch daily, this feels like freedom. Great for travel or people who hate nightly charging.<\/p>\n
\n
\n
Water Resistance (IP67)<\/strong><\/h2>\n<\/li>\n<\/ol>\n
$\"ZEUS$ <\/p>\n
IP67 means:<\/p>\n
\n
Hand washing: fine<\/li>\n
Rain: fine<\/li>\n
Gym sweat: fine<\/li>\n<\/ul>\n
But:<\/p>\n
\n
Not for long swimming sessions<\/li>\n
Avoid hot showers with it<\/li>\n<\/ul>\n
For everyday use, it\u2019s enough.<\/p>\n
\n
\n
What People Online Are Saying<\/strong><\/h2>\n<\/li>\n<\/ol>\n
Across international listings and user reviews, sentiment is mixed but predictable for this category.<\/p>\n
Some sellers describe ZEUS 3 PRO with the same core features \u2014 1.39\u2033 display, Bluetooth calling, HR, SpO2, sleep tracking, IP67, and multi-day battery life<\/strong> \u2014 aligning with real use.<\/p>\n
$\"ZEUS$ <\/p>\n
On marketplaces like Banggood, similar models under the ZEUS\/LOKMAT line have received generally high average ratings<\/strong>, with users praising features and battery life for the price. At the same time, some buyers report issues like touchscreen responsiveness and inconsistent after-sales support<\/strong>, which is common with unbranded budget devices.<\/p>\n
Translation: good value when it works well \u2014 but you accept more risk than with big brands.<\/p>\n
\n
\n
Comparison with Other Budget Smartwatches<\/strong><\/h2>\n<\/li>\n<\/ol>\n\n\n\n\n\n\n\n\n\n\n\n\n
Feature<\/strong><\/td>\n ZEUS 3 PRO<\/strong><\/td>\n Zeblaze Ares 3 Pro<\/strong><\/td>\n Realme Watch 3 Pro<\/strong><\/td>\n<\/tr>\n<\/thead>\n
Price Range<\/td>\n ~$65\u2013$75<\/td>\n ~$60\u2013$90<\/td>\n ~$100+<\/td>\n<\/tr>\n
Display<\/td>\n 1.39\u2033 IPS<\/td>\n Larger display, often brighter AMOLED-style<\/td>\n Bigger display, more polished UI<\/td>\n<\/tr>\n
Bluetooth Calling<\/td>\n Yes<\/td>\n Yes, with stronger calling focus<\/td>\n Yes (varies by model)<\/td>\n<\/tr>\n
HR + SpO2<\/td>\n Yes<\/td>\n Yes<\/td>\n Yes<\/td>\n<\/tr>\n
Blood Pressure<\/td>\n Estimated<\/td>\n Basic tracking<\/td>\n Basic tracking<\/td>\n<\/tr>\n
GPS<\/td>\n No<\/td>\n No<\/td>\n Some models offer better tracking support<\/td>\n<\/tr>\n
Battery Life<\/td>\n ~7\u201310 days<\/td>\n Often longer in light use<\/td>\n Around a week<\/td>\n<\/tr>\n
App Quality<\/td>\n Basic<\/td>\n Moderate<\/td>\n More refined ecosystem<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
Zeblaze Ares 3 Pro is often highlighted for calling features and battery in the same low-cost category.
\nRealme\u2019s watch line is known for a more polished user experience and stronger brand support in this segment.<\/p>\n
ZEUS 3 PRO wins mainly on price-to-features ratio<\/strong>, not ecosystem or software refinement.<\/p>\n
\n
\n
Biggest Strengths<\/strong><\/h2>\n<\/li>\n<\/ol>\n
\n
Bluetooth calling at a very low price<\/li>\n
Excellent battery life<\/li>\n
Large, easy-to-read screen<\/li>\n
Many features in one device<\/li>\n
Simple to use<\/li>\n<\/ol>\n
\n
\n
Main Weaknesses<\/strong><\/h2>\n<\/li>\n<\/ol>\n
\n
Accuracy can\u2019t match Apple Watch or Garmin<\/li>\n
Unbranded \u2014 long-term software support uncertain<\/li>\n
Not premium-looking<\/li>\n
No built-in GPS<\/li>\n<\/ol>\n
\n
\n
Who Should Buy ZEUS 3 PRO?<\/strong><\/h2>\n<\/li>\n<\/ol>\n
Great for:<\/p>\n
\n
First-time smartwatch users<\/li>\n
Older users wanting HR and step tracking<\/li>\n
Casual gym-goers<\/li>\n
People who want wrist calling<\/li>\n
Anyone who hates charging daily<\/li>\n<\/ul>\n
\n
\n
Who Should Skip It?<\/strong><\/h2>\n<\/li>\n<\/ol>\n
Not ideal for:<\/p>\n
\n
Serious athletes<\/li>\n
Users needing highly accurate health data<\/li>\n
People who want premium design and brand<\/li>\n
Apple \/ Samsung ecosystem users<\/li>\n<\/ul>\n
Final Verdict<\/strong><\/h3>\n
$\"ZEUS$ <\/p>\n
ZEUS 3 PRO is not a high-end smartwatch. But for its price, it\u2019s:<\/p>\n
\n
Smart enough<\/li>\n
Practical<\/li>\n
Excellent on battery<\/li>\n
Strong value because of Bluetooth calling<\/li>\n<\/ul>\n
Think of it as a practical smartwatch for people who care more about usefulness than brand names<\/strong>. If you understand its limits and don\u2019t expect Apple Watch\u2013level performance, ZEUS 3 PRO is a reasonable budget pick in the U.S. market.<\/p>\n
Read originall post on: https:\/\/mentrending.com\/zeus-3-pro-smart-fitness-tracker-review-budget-smartwatch-with-calling-spo2-10-day-battery\/<\/strong><\/a><\/body><\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"
Where ZEUS 3 PRO Sits in the U.S. Market If you\u2019re shopping for a smartwatch in the U.S., the market splits pretty clearly: Under $80 \u2192 Mostly no-brand \/ OEM Chinese watches. Tons of features, accuracy can be hit or miss. $100\u2013$150 \u2192 Amazfit, Fitbit Inspire series, higher-tier Xiaomi. $250+ \u2192 Apple Watch, Samsung Galaxy […]<\/p>\n","protected":false},"author":3,"featured_media":617,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"categories":[8],"tags":[88],"class_list":["post-611","post","type-post","status-publish","format-standard","has-post-thumbnail","category-gears","tag-smartwatch"],"_links":{"self":[{"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/posts\/611","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/comments?post=611"}],"version-history":[{"count":2,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/posts\/611\/revisions"}],"predecessor-version":[{"id":619,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/posts\/611\/revisions\/619"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/media\/617"}],"wp:attachment":[{"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/media?parent=611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/categories?post=611"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mtv.vn\/en\/wp-json\/wp\/v2\/tags?post=611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}