Microsidd HIV Test Kit Comparison (2026)
Microsidd India
Microsidd HIV Test Kit Comparison (2026)
Compare HIV Antibody, 3rd Generation & 4th Generation HIV Test Kits
Choosing the correct HIV test depends primarily on how many days have passed since a possible exposure. Different generations of HIV tests detect different markers of infection, which affects how early they can identify HIV.
This comparison explains the differences between the three HIV rapid test kits available on Microsidd.com, including window period, sample type, detection technology, price, intended users, and when each test is most appropriate.
Important: No rapid HIV test can reliably detect infection immediately after exposure. If testing is performed during the window period, repeat testing may be recommended according to current medical guidelines. Positive rapid test results should always be confirmed using the recommended laboratory testing algorithm.
Buy Online from Microsidd
| Product | Price | Buy Now |
|---|---|---|
| Microsidd HIV Antibody 1/2 Rapid Test Kit | ₹299 | https://microsidd.com/products/hiv-antibody-rapid-test-kit |
| Microsidd HIV Test Kit – 3rd Generation | ₹399 | https://microsidd.com/products/hiv-test-kit-rapid-1-test |
| Microsidd HIV Test Kit – 4th Generation (HIV Ag/Ab) | ₹699 | https://microsidd.com/products/4th-generation-hiv-test-kit |
Prices are based on the current Microsidd listings with free discrete delivery.
Quick Comparison Table
| Feature | Microsidd HIV Antibody 1/2 | Microsidd HIV 3rd Generation | Microsidd HIV 4th Generation |
|---|---|---|---|
| Generation | Antibody Rapid Test | 3rd Generation | 4th Generation |
| Detects | HIV-1 & HIV-2 Antibodies | HIV-1 & HIV-2 IgM + IgG Antibodies | HIV-1 p24 Antigen + HIV-1 & HIV-2 IgM/IgG Antibodies |
| Earliest Detection | Later infection | Earlier than antibody-only tests | Earliest among rapid tests |
| Typical Window Period | 23–90 days | Approximately 20–90 days | Approximately 18–45 days (antigen/antibody detection) |
| Best Time to Test | More than 3 months after exposure | 3–12 weeks after exposure | 2–6 weeks after exposure |
| Sample Type | Whole Blood / Serum / Plasma | Whole Blood / Serum / Plasma | Whole Blood / Serum / Plasma |
| Sample Volume | Small Finger-Prick Sample | Small Finger-Prick Sample | 5 µL (Approx. 2 Drops) |
| Test Time | 15 Minutes | 15 Minutes | 15 Minutes |
| Detects Early Infection | No | Better than antibody-only | Yes (p24 Antigen + Antibodies) |
| Suitable for Home Use* | Under professional guidance | Under professional guidance | Under professional guidance |
| Price | ₹299 | ₹399 | ₹699 |
Understanding HIV Test Generations
1️⃣ Microsidd HIV Antibody 1/2 Rapid Test
Best for
- Routine HIV screening
- Testing more than 90 days after possible exposure
- General health check-ups
- Individuals without recent high-risk exposure
Detects
- HIV-1 antibodies
- HIV-2 antibodies
Advantages
- Economical
- Simple rapid procedure
- Reliable after the antibody window period
- Suitable for hospitals, clinics and screening programmes
2️⃣ Microsidd HIV 3rd Generation Rapid Test
Best for
- Moderate-risk recent exposure
- Earlier antibody detection than first-generation antibody-only methods
- Individuals testing approximately 3–12 weeks after exposure
Detects
- HIV IgM antibodies
- HIV IgG antibodies
- HIV-1 & HIV-2 antibodies
Advantages
- Earlier detection than standard antibody-only tests
- Good balance between cost and early detection
- Frequently used in diagnostic laboratories and healthcare settings
3️⃣ Microsidd HIV 4th Generation Rapid Test
Best for
- Recent high-risk exposure
- Need for earlier detection
- Healthcare professionals
- Higher-risk clinical screening
Detects
- HIV p24 Antigen
- HIV-1 IgM
- HIV-1 IgG
- HIV-2 antibodies
Advantages
- Earliest detection among rapid HIV tests
- Detects infection before antibodies alone become detectable
- Reduces the diagnostic window compared with antibody-only testing
- NIB evaluated and designed for professional use according to the Microsidd product information.
Which HIV Test Should You Choose?
| Your Situation | Recommended Test |
|---|---|
| Possible exposure within the last 2–6 weeks | ⭐ Microsidd 4th Generation HIV Test Kit |
| Possible exposure 3–12 weeks ago | ⭐ Microsidd 3rd Generation HIV Test Kit |
| Possible exposure more than 3 months ago | ⭐ Microsidd HIV Antibody 1/2 Rapid Test |
| Routine annual screening | ⭐ HIV Antibody or 3rd Generation |
| Healthcare professionals needing earlier detection | ⭐ 4th Generation |
Window Period Comparison
| Days Since Possible Exposure | Recommended Test |
|---|---|
| 0–10 Days | No rapid antibody test is considered reliable; consult a healthcare professional regarding appropriate testing. |
| 10–21 Days | 4th Generation offers the earliest rapid detection, though repeat testing may still be needed depending on timing. |
| 21–45 Days | ⭐ 4th Generation HIV Test |
| 45–90 Days | ⭐ 3rd Generation or 4th Generation |
| More than 90 Days | All three tests are generally suitable when used according to their intended purpose. |
Feature Comparison
| Feature | Antibody Kit | 3rd Gen | 4th Gen |
|---|---|---|---|
| HIV-1 Detection | ✅ | ✅ | ✅ |
| HIV-2 Detection | ✅ | ✅ | ✅ |
| IgM Detection | ❌ | ✅ | ✅ |
| IgG Detection | ✅ | ✅ | ✅ |
| p24 Antigen Detection | ❌ | ❌ | ✅ |
| Early Infection Detection | ⭐ | ⭐⭐ | ⭐⭐⭐ |
| Rapid Results | ✅ | ✅ | ✅ |
| Whole Blood Compatible | ✅ | ✅ | ✅ |
| Serum Compatible | ✅ | ✅ | ✅ |
| Plasma Compatible | ✅ | ✅ | ✅ |
Price Comparison
| Product | Price |
|---|---|
| Microsidd HIV Antibody Test | ₹299 |
| Microsidd HIV 3rd Generation | ₹399 |
| Microsidd HIV 4th Generation | ₹699 |
Frequently Asked Questions
Which HIV test detects infection the earliest?
The Microsidd 4th Generation HIV Test Kit detects both p24 antigen and HIV antibodies, allowing earlier detection than antibody-only rapid tests.
Which HIV test is best after a recent exposure?
For people testing within the first few weeks after a possible exposure, the 4th Generation HIV Test Kit is the preferred rapid test because it detects both antigen and antibodies.
Which HIV test is best for routine screening?
If the possible exposure occurred more than three months ago or for routine screening, the Microsidd HIV Antibody 1/2 Rapid Test provides a cost-effective option.
What sample is required?
All three Microsidd rapid HIV test kits are designed for use with whole blood, serum, or plasma, following the instructions supplied with each kit. The 4th Generation kit requires approximately 5 µL of specimen.
Can a negative test rule out HIV?
A negative result is meaningful only when the test is used outside its applicable window period. If testing occurs soon after a possible exposure, repeat testing may be recommended according to clinical guidance. Positive rapid test results require confirmatory laboratory testing.
Final Recommendation
| If Your Priority Is... | Recommended Kit |
|---|---|
| Lowest Price | ⭐ Microsidd HIV Antibody 1/2 |
| Best Value | ⭐ Microsidd 3rd Generation |
| Earliest Rapid Detection | ⭐⭐⭐ Microsidd 4th Generation |
| Routine Annual Screening | ⭐ HIV Antibody 1/2 |
| Testing After Recent High-Risk Exposure | ⭐⭐⭐ Microsidd 4th Generation |
| Healthcare & Clinical Screening | ⭐⭐⭐ Microsidd 4th Generation |
Why Buy HIV Test Kits from Microsidd?
- Genuine professional-use rapid diagnostic kits
- Fast delivery across India
- Individually packed, ready-to-use test kits
- Suitable for hospitals, clinics, laboratories and trained healthcare professionals
- Secure ordering and responsive customer support
By selecting the appropriate HIV test generation based on the time since possible exposure, you can improve the likelihood of accurate detection while minimizing unnecessary repeat testing. The Microsidd 4th Generation HIV Test Kit is the preferred choice for earlier detection, the 3rd Generation Kit offers an excellent balance of performance and cost, and the HIV Antibody 1/2 Test Kit remains a dependable option for routine screening after the antibody window period.