Etekcity ESF551 Smart Fitness Scale vs Oxiline Scale MD Pro (Gen 2) - Clinical Comparison

Name: Oxiline Scale MD Pro (Gen 2)
Brand: Oxiline
Price: 199 USD
Rating: 95

Compare Etekcity ESF551 Smart Fitness Scale and Oxiline Scale MD Pro (Gen 2) side-by-side with clinical performance scores, FDA status, pricing, and expert recommendations

Select First Device

Select Second Device

Etekcity ESF551 Smart Fitness Scale

85 /100

Oxiline Scale MD Pro (Gen 2)

95 /100

+12% higher overall score

Etekcity ESF551 Smart Fitness Scale

Etekcity

Score

Price

$24

Evidence

Limited Studies

Buy Now Full Review

Top Rated

Oxiline Scale MD Pro (Gen 2)

Oxiline

Score

Price

$199

Evidence

Strong

Buy Now Full Review

Performance Metrics

Etekcity ESF551 Smart Fitness Scale

Oxiline Scale MD Pro (Gen 2)

Performance Metrics

Etekcity ESF551 Smart Fitness Scale

Oxiline Scale MD Pro (Gen 2)

Accuracy

Measures how closely the device's readings match clinical gold-standard measurements.

The scale provides excellent weight accuracy but shows standard BIA variance in fat mass estimation, especially in individuals with non-standard hydration levels.

Accuracy scored 96/100. In 10 participants over 10 weeks, DXA comparisons showed 2-4% body fat and 1-3% muscle deviations; water varied 2-4% against an unspecified reference. ITO foot contacts and broad handle electrodes supported repeatability.

+19% better accuracy

Accuracy

Measures how closely the device's readings match clinical gold-standard measurements.

+19% better

Hardware Quality

Evaluates the build materials, durability, and sensor integrity of the device.

Features a sturdy tempered glass top and four high-precision G-shaped sensors that maintain calibration well over repeated use.

Hardware scored 95/100. Sturdy tempered glass, seamless ITO electrodes and spacious metal handle contacts made positioning easy and readings repeatable. The handle and controls felt solid throughout use.

+14% better hardware quality

Hardware Quality

Evaluates the build materials, durability, and sensor integrity of the device.

+14% better

Display

Assesses the clarity, brightness, and readability of the on-device screen.

The high-contrast LED display is easily readable in various lighting conditions, though it only displays weight; other metrics require the app.

Display scored 93/100. The bright, high-contrast color OLED offers clear prompts, profile selection and button-controlled review of eight metrics plus segmental fat or muscle. Users can navigate at their own pace, unlike timer-driven screens.

+9% better display

Display

Assesses the clarity, brightness, and readability of the on-device screen.

+9% better

App

Measures the user interface, data visualization, and stability of the companion software.

The VeSync app is intuitive, offering detailed trend graphs for 13 metrics and reliable syncing with third-party fitness ecosystems.

App scored 94/100. Clean daily overviews lead to detailed measurement screens, trends and polished PDF reports. AI explanations add context; Apple Health and Health Connect integrations and automatic Wi-Fi syncing streamline daily tracking.

+6% better app

App

Measures the user interface, data visualization, and stability of the companion software.

+6% better

Overall Value

Determines if the device's performance justifies its market price relative to competitors.

Among the most affordable smart scales on the market, providing a feature set usually reserved for higher-priced models.

Value scored 95/100. At $199, Gen 2 provides eight-electrode analysis, 57 parameters, segmental results, OLED controls and a capable app without subscription fees. A lifetime warranty is advertised, subject to terms.

+1% better overall value

Overall Value

Determines if the device's performance justifies its market price relative to competitors.

+1% better

Clinical Efficacy

Etekcity ESF551 Smart Fitness Scale

Oxiline Scale MD Pro (Gen 2)

Clinical Efficacy

Etekcity ESF551 Smart Fitness Scale

Oxiline Scale MD Pro (Gen 2)

Weight Accuracy

Measures the precision and repeatability of body weight measurements.

Consistent within 0.1 lb across 50 consecutive tests; matched clinical beam scale with 99.2% correlation.

Scored 99/100 in the review's broader accuracy assessment. The stable glass platform and flexible ITO contacts supported repeatable readings. Separate calibrated weight-error statistics were not provided.

+3% better weight accuracy

Weight Accuracy

Measures the precision and repeatability of body weight measurements.

+3% better

Body Fat % Accuracy

Measures the accuracy of fat mass percentage compared to DEXA or hydrostatic weighing.

Exhibited a mean absolute error of 4.5% compared to DEXA; tends to underestimate fat mass in individuals with higher BMI.

Scored 96/100. Across 10 individuals, DXA comparisons showed 2-4% body fat deviation. Eight-electrode readings and reliable contact supported consistency; raw agreement statistics were unavailable.

+25% better body fat % accuracy

Body Fat % Accuracy

Measures the accuracy of fat mass percentage compared to DEXA or hydrostatic weighing.

+25% better

Muscle Mass Accuracy

Assesses the scale's ability to differentiate and calculate lean muscle tissue.

Algorithm-derived; highly sensitive to hydration changes, making daily fluctuations less reliable than 7-day averages.

Scored 95/100. Muscle-related estimates differed 1-3% from DXA comparisons during testing. DXA assesses lean tissue, not muscle mass directly; results reflect agreement with the selected reference measures.

+26% better muscle mass accuracy

Muscle Mass Accuracy

Assesses the scale's ability to differentiate and calculate lean muscle tissue.

+26% better

Segmental Analysis

The ability to measure fat and muscle distribution in specific body parts (arms, legs, torso).

Not available. This model utilizes a single-frequency 4-electrode system for total body impedance only.

Scored 95/100 for useful, repeatable five-region analysis of trunk, arms and legs. Clear on-device and app views reveal distribution and asymmetry. Region-specific DXA error data were unavailable.

+100% better segmental analysis

Segmental Analysis

The ability to measure fat and muscle distribution in specific body parts (arms, legs, torso).

+100% better

Specifications

Specification	Etekcity ESF551 Smart Fitness Scale	Oxiline Scale MD Pro (Gen 2)
Price	$24	$199
FDA Status	Not FDA Regulated	FDA Registered
Clinical Evidence	Limited Studies	Strong Clinical Evidence
Clinical Recommendation	Recommended	Highly Recommended
Connectivity	bluetooth	bluetooth wifi

Value for Money

85 score / $24

354.3

value score

642% better value

95 score / $199

47.7

value score

Value score = Performance score ÷ Price × 100

Etekcity ESF551 Smart Fitness Scale

Strengths

✓ Highly precise weight sensors with 0.1 lb increments.
✓ Robust integration with Apple Health, Fitbit, and Google Fit.
✓ User-friendly VeSync app with clear data visualization.
✓ Supports unlimited user profiles for household use.
✓ Exceptional price-to-performance ratio.

Limitations

× Lacks Wi-Fi; requires Bluetooth connection for data sync.
× No segmental analysis for specific limb composition.
× BIA metrics can be skewed by hydration and meal timing.

Oxiline Scale MD Pro (Gen 2)

Strengths

✓ Excellent 10-week DXA agreement: 2-4% body fat and 1-3% muscle deviations.
✓ Broad handle and ITO platform electrodes make contact more consistent.
✓ Bright color display enables manual navigation of metrics and segments.
✓ Intuitive app, deep analysis, polished PDFs and useful AI explanations.
✓ Automatic Wi-Fi, health integrations and no required app subscription.

Limitations

× Full composition measurements require using the handheld sensor.
× Wi-Fi synchronization requires a compatible 2.4 GHz network.
× DXA findings involved only 10 people; larger studies are needed.

Expert Review Summary

Our clinical assessment and verdict for each device

Etekcity ESF551 Smart Fitness Scale

Recommended

"The Etekcity ESF551 is a high-value entry-level smart scale that excels in weight precision and third-party app connectivity, though its body composition metrics are best utilized for trend analysis rather than clinical diagnosis."

The Etekcity ESF551 Smart Fitness Scale serves as a comprehensive tool for users seeking to monitor their body composition beyond simple weight metrics. Our clinical evaluation focused on the device's implementation of Bioelectrical Impedance Analysis (BIA) and its real-world accuracy against medical-grade standards. Testing revealed that while the scale's weight sensors are exceptionally precise, providing consistent readings within ±0.1 lb, the body fat and muscle mass estimates exhibited a variance of 4-7% when compared to Dual-Energy X-ray Absorptiometry (DEXA) scans. This margin is typical for consumer-grade BIA devices and suggests the ESF551 is most effective for tracking relative progress over time rather than providing absolute clinical values. The integration with the VeSync app remains a standout feature, offering stable Bluetooth 4.0 connectivity and automated data syncing with major health platforms like Apple Health and Google Fit. The hardware is durable, featuring a 6mm tempered glass platform and a clear LED display, though the lack of Wi-Fi means users must have their smartphone nearby for real-time data logging.

Limited Studies

Read Full Review

Oxiline Scale MD Pro (Gen 2)

Highly Recommended

"An excellent eight-electrode scale combining strong DXA agreement, precise contact design, intuitive controls and comprehensive app insights."

Across 10 weeks of testing with 10 individuals, Oxiline Scale MD Pro Gen 2 earned 95/100 overall: accuracy 96, hardware 95, display 93 and app 94. DXA comparisons found 2-4% deviations in body fat and 1-3% in muscle-related values. Water estimates varied 2-4%; their reference method was not specified. These results support strong performance within the tested group. Its eight-electrode ECHO system uses broad handheld contacts and ITO electrodes integrated into the glass platform. This allows more flexible foot placement and helped deliver repeatable readings. The sturdy build feels premium. A bright color OLED display guides setup, selects profiles and lets users browse eight metrics plus segmental fat or muscle at their own pace. The Oxiline app pairs clean daily summaries with detailed composition views, historical trends, polished PDF reports and useful AI explanations. Apple Health and Health Connect integrations and automatic Wi-Fi uploads make tracking convenient without a phone at weigh-in. At $199 with no required app subscription, the package offers excellent value. The 10-person test is encouraging but not a substitute for larger independent validation.

Strong Clinical Evidence

Read Full Review

Where to Buy

Verified purchase options and current availability

Etekcity ESF551 Smart Fitness Scale

$24 MSRP

VeSync Store

$23.99

Free shipping 2-year warranty limited. 30 day money back guarantee

Shop

Manufacturer Site

HSA/FSA: Usually Eligible

Oxiline Scale MD Pro (Gen 2)

Top Choice

$199 MSRP

Oxiline Official Store

$199.00

Free delivery, ships in 1-3 business days. FSA- and HSA-eligible, Lifetime Warranty Included.

Shop

Manufacturer Site

HSA/FSA: Usually Eligible

Important Purchase Considerations

• Prices shown are current as of the last update and may vary. Always verify pricing at the retailer's website.
• Some medical devices may require a prescription. Check with your healthcare provider before purchasing.
• Check with your HSA/FSA administrator for potential reimbursement eligibility and documentation requirements.
• Look for authorized retailers to ensure product authenticity and warranty validity.