Delhi Police SI / ASI 2026 Preparation Guide: A Complete Step-by-Step Strategy to Crack the Exam

If your dream is to join Delhi Police as a Sub-Inspector (SI) or Assistant Sub-Inspector (ASI), you need to prepare with a smart, structured plan that covers written exam preparation, physical fitness, and personality development for the interview stage.

The SI/ASI recruitment is highly competitive, as it offers one of the best career opportunities in law enforcement with a good salary, respect, and scope for promotions.

This guide will give you a detailed roadmap covering the exam pattern, syllabus, physical standards, study strategy, recommended resources, and tips from toppers to help you succeed.

Why Choose Delhi Police SI / ASI?

• Prestigious Role: SI/ASI officers lead teams, handle cases, and maintain law & order.
• Good Salary & Perks: Pay Level-6 for SI (~₹35,400–₹1,12,400/month) + allowances.
• Career Growth: Promotions to Inspector, ACP (through UPSC), and higher ranks.
• Power & Responsibility: Investigative authority, FIR registration, case supervision.

Delhi Police SI / ASI Selection Process

The recruitment process is conducted by the Staff Selection Commission (SSC) for SI (in CAPFs & Delhi Police) and ASI (Executive). It includes the following stages:

Paper I – Computer-Based Examination (CBE)

This is the first and most critical written test.

• Mode: Online
• Type: Objective MCQs
• No. of Questions: 200
• Total Marks: 200
• Duration: 2 Hours
• Negative Marking: 0.25 marks per wrong answer

Subject	No. of Questions	Marks
General Intelligence & Reasoning	50	50
General Knowledge & General Awareness	50	50
Quantitative Aptitude	50	50
English Comprehension	50	50
Total	200	200

💡 Scoring high in Paper I is crucial to get shortlisted for the next stage (PET/PST).

Physical Endurance Test (PET) & Physical Standard Test (PST)

Candidates who qualify Paper I are called for PET/PST. This stage is qualifying in nature.

Gender	Event	Requirement
Male	100m Race	≤ 16 seconds
	1.6 km Race	≤ 6 minutes 30 seconds
	Long Jump	3.65 m (3 chances)
	High Jump	1.2 m (3 chances)
	Shot Put (16 lbs)	4.5 m (3 chances)
Female	100m Race	≤ 18 seconds
	800m Race	≤ 4 minutes
	Long Jump	2.7 m (3 chances)
	High Jump	0.9 m (3 chances)

Physical Standards:

• Height: Male – 170 cm, Female – 157 cm (relaxations for SC/ST/hilly regions).
• Chest (Male): 80 cm (unexpanded) – 85 cm (expanded).

Tip: Start physical training early (minimum 3–4 months before PET).

Paper II – English Language & Comprehension

• Mode: Online
• Questions: 200
• Marks: 200
• Duration: 2 Hours
• Focus Areas: Vocabulary, Grammar, Sentence Correction, Synonyms/Antonyms, Idioms & Phrases, Comprehension Passages.

Detailed Medical Examination & Document Verification

Candidates who clear all previous stages must meet medical fitness criteria and submit original documents for verification.

Detailed Syllabus

General Intelligence & Reasoning (50 Marks)

• Analogies, Series, Coding-Decoding
• Syllogism, Blood Relations, Venn Diagram
• Decision Making, Puzzles, Critical Thinking

General Knowledge & Current Affairs (50 Marks)

• Current Affairs (last 6–12 months)
• Indian Constitution, Polity, Governance
• History, Geography, Economy
• Sports, Awards, Books & Authors
• Science & Technology

Quantitative Aptitude (50 Marks)

• Number System, Ratio & Proportion
• Simplification, Percentage, Average
• Time & Work, Speed-Distance-Time
• Profit & Loss, Simple & Compound Interest
• Algebra, Geometry, Mensuration, Data Interpretation

English Comprehension (50 Marks in Paper I + 200 Marks in Paper II)

• Vocabulary, Grammar, Error Spotting
• Sentence Improvement, Fill in the Blanks
• Reading Comprehension
• Active & Passive Voice, Direct & Indirect Speech

6-Month Study Plan

Phase 1 (Months 1–2): Concept Building

• Study NCERT books for basics in Polity, History, and Geography.
• Learn formulas for Quant and practice basic arithmetic topics.
• Solve 20–30 Reasoning questions daily to build speed.
• Start reading newspapers (e.g., The Hindu) for Current Affairs and English improvement.

Phase 2 (Months 3–4): Intensive Practice

• Solve previous year SSC CPO question papers to understand the pattern.
• Take sectional tests for each subject to identify weak areas.
• Build English vocabulary & grammar through daily practice.
• Start physical training (running, jumps, strength exercises).

Phase 3 (Months 5–6): Mock Test & Revision

• Attempt 3–4 full-length mock tests weekly under exam conditions.
• Revise important formulas, GK notes, and vocabulary lists.
• Focus on time management and improving accuracy in weak sections.
• Practice comprehension passages regularly for Paper II.

Physical Preparation Tips

• Running: Practice the 1.6 km run daily, aiming to reduce your timing to well below 6 minutes.
• Strength: Incorporate push-ups, planks, squats, and core exercises into your routine.
• Jump Practice: Focus on technique for the long and high jumps. Watch videos for proper form.
• Consistency: Aim for gradual improvement over weeks, not last-minute cramming.

Recommended Books & Resources

Subject	Recommended Books
Reasoning	A Modern Approach to Verbal & Non-Verbal Reasoning – R.S. Aggarwal
General Knowledge	Lucent's GK, NCERT (6–10th), Pratiyogita Darpan (for current affairs)
Quantitative Aptitude	Quantitative Aptitude for Competitive Examinations – R.S. Aggarwal
English	Objective General English – S.P. Bakshi
Mock Tests	Invictaa SI/ASI Test Series & SSC CPO Previous Year Papers

Tips from Toppers

• Weekly Goals > Daily Goals: Plan your targets for the week to stay flexible but disciplined.
• Analyze Mock Tests: Don't just take tests; spend time analyzing your mistakes and improving on them.
• Consistency is Key: Study for 4–5 focused hours daily. It's more effective than studying 10 hours once a week.
• Focus on Physical Training: Do not neglect the PET. Many well-prepared candidates fail at this stage.
• Paper II Matters: English carries 200 marks in Paper II. Work on it regularly from day one.

Common Mistakes to Avoid ❌

• Over-relying on too many books, which causes confusion.
• Ignoring mock tests until the last month.
• Neglecting physical preparation until after Paper I.
• Not revising static GK and mathematical formulas regularly.
• Cramming at the last minute without a clear strategy.

Why Invictaa for SI / ASI Preparation?

• Expert Faculty: Special focus on the SSC CPO exam pattern.
• Comprehensive Tests: Sectional + Full Mock Tests with detailed performance analysis.
• Current Affairs: Daily GK Updates & Current Affairs Quizzes.
• Personalized Guidance: Doubt Solving & Mentorship programs.
• Hybrid Learning: Flexible online and offline batches.

👉 Start your Delhi Police SI/ASI preparation with Invictaa today: Visit Invictaa

Frequently Asked Questions (FAQs)

📌 For official updates, always visit the SSC website: https://ssc.gov.in/ and the Delhi Police portal: https://delhipolice.gov.in/recruitments.

📱 Download the Invictaa App for mock tests and daily quizzes 👉 Delhi Police SI/ASI App.