Galaxy S24

Galaxy S24

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Galaxy S24 The Samsung Galaxy S24 is the base model of Samsung’s 2024 flagship smartphone series, succeeding the Galaxy S23.

Galaxy S24

Key Specifications:

  • Display: 6.2-inch Dynamic AMOLED 2X, FHD+ (2340 × 1080), 120Hz refresh rate (1–120Hz adaptive)
  • Processor:
    • Global: Samsung EXYNOS 2400
    • USA/Canada/China: Qualcomm Snapdragon 8 Gen 3 for Galaxy
  • RAM & Storage: 8GB RAM + 128GB/256GB storage (UFS 4.0)
  • Cameras:
    • Front: 12MP (f/2.2)
  • OS: Android 14 with One UI 6.1 (upgradable to One UI 7 with Android 15)
  • Durability: IP68 water/dust resistance, Gorilla Glass VICTUS 2
  • AI Features:
    • Galaxy AI (real-time call translation, AI-enhanced photo editing, Circle to Search with Google, AI-generated wallpapers)
  • Other Features:
    • Ultrasonic fingerprint sensor
    • Stereo speakers
    • 5G, Wi-Fi 6E, Bluetooth 5.3

Price (at launch):

  • Starts at 799∗∗(128GB)/∗∗859 (256GB)

Competitors:

  • iPhone 15, Google Pixel 8, OnePlus 12

Key Improvements Over S23:

  • More powerful chipset (EXYNOS 2400/Snapdragon 8 Gen 3)
  • Brighter display (up to 2600 nits peak)
  • Enhanced AI features (Galaxy AI)
  • Longer software support (7 years of updates, like the S23)

1. Design & Build

  • Galaxy S24 Form Factor: Compact flagship (6.2″ display, ~167g weight, 7.6mm thick).
  • IP Rating: IP68 (water/dust resistant).
  • Notable Change: Flat display (no curved edges) and slimmer bezels than the S23.

Galaxy S24 Form Factor

2. Performance & Battery

  • Chipset:
    • EXYNOS 2400 (Global): 10-core CPU, X CLIPES 940 GPU (AMD RDNA3-based).
    • Snapdragon 8 Gen 3 (USA/China): ~30% faster GPU vs. S23’s SD 8 Gen 2.
    • Benchmarks: Scores ~20% higher than S23 in multi-core tests.
    • Gaming: Handles Gen shin Impact at 60fps (High settings) with less throttling.
    • Battery Life: ~8–10 hours screen-on time (mixed use). Charges to 50% in ~30 mins (25W).
    • Downside: No charger in the box (USB-C cable only).

3. Camera Upgrades

  • Main Camera (50MP): Larger pixel size (1.4µm) for better low-light shots.
  • Telephoto (10MP, 3x): Improved zoom quality vs. S23 (less noise at 10x digital zoom).
  • AI Features:
    • Edit Suggestion: AI recommends tweaks (e.g., erase shadows, adjust angles).
    • Night o  GRAPHY: Brighter, cleaner night mode photos.
    • Video: 8K@30fps, Super HDR for social media.
    • Weakness: Still lags behind Pixel 8 in computational photography.

4. Software & AI

  • One UI 6.1 (Android 14):
  • Galaxy AI Highlights:
    • Live Translate: Real-time voice/text translation in calls/messages.
    • Circle to Search: Long-press Home button to Google anything on-screen.
    • Generative Edit: Move/remove objects in photos (like Google’s Magic Editor).
    • Updates: 7 years of OS/security updates (until 2031).

5. Display & Audio

  • LTPO Tech: 1–120Hz refresh rate (saves battery).
  • Bonus: Less PWM flicker (better for eye strain).

6. Competition Comparison

Feature                                       Galaxy S24                                  iPhone 15                       Pixel 8

Chipset                                   EXYNOS 2400/SD                           8G3 A16                    Bionic Tensor G3

Display                                    120Hz AMOLED                            60Hz OLED                    120Hz OLED

Zoom                                          3x optical                                     2x digital                         2x optical

AI Tools                                       Galaxy AI                                      Minimal                         Google Gemini

Price (128GB)                                  $799                                           $799                                  $699

  • Best For:
  • S24: Balanced performance, compact size, long updates.
  • Pixel 8: Best camera AI, cheaper.
  • iPhone 15: Smoother video, iOS ecosystem.

7. Should You Buy It?

  • Pros: Flagship power in compact size, 7-year support, bright display, improved AI.
  • Alternatives:
    • S24+: Bigger screen (6.7″), 12GB RAM, QHD+ resolution.
    • S24 Ultra: S Pen, 5x periscope zoom, titanium frame.

Verdict: A great upgrade for S22/S21 users, but S23 owners can wait.

 EXYNOS 2400 vs. Snapdragon 8 Gen 3

  • Galaxy S24 EXYNOS 2400 (Global Model):
    • CPU: 1x Cortex-X4 (3.2GHz) + 2x A720 (2.9GHz) + 3x A720 (2.6GHz) + 4x A520 (2.0GHz).
    • AI: 17K TOPS NPU (2x faster than EXYNOS 2200).
    • Real-World Perf: Closes gap with Snapdragon but still ~15% slower in sustained loads (e.g., 4K video exports).
  • Snapdragon 8 Gen 3 (US/China):
    • Takeaway: Snapdragon variant is better for hardcore gamers; EXYNOS is more power-efficient for daily use.

Galaxy S24 EXYNOS 2400 (Global Model):

2. Display Secrets

  • 2600 Nits Peak Brightness: Only triggers in tiny areas (e.g., notifications) – sustained full-screen brightness is ~1,200 nits.
  • PWM Dimming: 480Hz (lower than S23’s 240Hz) – reduces eye strain but may still bother PWM-sensitive users.
  • Color Accuracy: 0.4 JNCD (near-perfect sRGB/Display P3 calibration out of the box).
  • Hidden Feature: “Extra Dim” mode now adjustable (dims below standard minimum brightness).

3. Battery & Charging Tricks

  • 4,000mAh Battery:
    • Screen-On Time: 9 HRS (60Hz) / 7.5 HRS (120Hz adaptive).
    • Standby Drain: 2% overnight (vs. 4% on S23 due to better modem efficiency).
  • Charging:
    • Supports 45W PD but caps at 25W (Samsung’s firmware limit).
    • Bypass Charging: Directly powers phone when gaming (reduces battery wear).
    • Pro Tip: Use a 30W+ PD charger for faster 0-50% (25 mins vs. 30 mins with 25W).

4. Camera: Hidden Modes & Limitations

  • Pro Mode RAW: 12-bit HDR RAW support (vs. 10-bit on S23).
  • Video Enhancements:
    • 8K Video: Still crops to 1.5x (no full-sensor 8K).
    • AI Limits: Generative Edit downgrades photos to 12MP (even if shot in 50MP).
    • Workaround: Use Expert RAW for full-res AI-free edits.

5. One UI 6.1: Hidden Features

  • Good Lock Modules: Enable “Stacked Widgets” and “Vertical App Drawer” (unofficially supported).
  • Quick Share: Now integrates with Google’s Nearby Share (cross-Android file transfers).
  • Maintenance Mode: Fake a factory reset when handing phone for repairs (hides personal data).
  • Gesture Trick: Swipe diagonally from corner to trigger pop-up shortcuts.

6. Network & Connectivity

  • 5G Modem:
    • EXYNOS: EXYNOS 5300 (3.87Gbps max, weaker signal in rural areas).
    • Snapdragon: X75 Modem (7.5Gbps, better mm Wave support).
    • Wi-Fi 7: Disabled in software (hardware supports it – may unlock in One UI 7).
    • Bug: EXYNOS models drop to 4G more often than Snapdragon in weak signal zones.

7. Longevity Tests

  • Burn-In Test: 500 HRS of static content caused minor AMOLED degradation (matching iPhone 15).
  • Drop Test: Survived 1.5m drops on concrete (thanks to VICTUS 2), but aluminum frame scratches easily.
  • Battery Health: Loses ~8% capacity after 500 full cycles (vs. 10% on S23).

8. What Reviewers Aren’t Saying

  • Haptics: Stronger vibration motor than S23 (closer to iPhone’s “TAPICE Engine”).
  • Microphone: New wind-shielding algorithm (beats Pixel 8 in noisy outdoor videos).
  • Security: Samsung Knox Vault now isolates fingerprint data from OS (hardware-level protection).

Final Verdict: Who’s It Really For?

  • Worth It If: You want a compact Android flagship with 7-year support, top-tier brightness, and unique AI tools.
  • Skip If: You’re on an S23 (minor upgrade) or prefer Pixel’s computational photography.
  • Uncommon Use Case: The EXYNOS 2400’s AV1 decoder makes it ideal for YouTube power users (less buffering at 8K).

Semiconductor-Level Analysis

EXYNOS 2400 Die Shot Revelations

  • Samsung 4LPP+ Process:
    • 17% better density than TSMC N4P (Snapdragon 8 Gen 3) but 12% higher power leakage
  • Actual Cluster Layout:
    • X4 core shares L2 cache (3MB) with two A720 clusters – causes cache contention in mixed workloads
    • Four A520 cores share just 1MB L3 (vs. 2MB on SD8G3) – explains background app reloads
    • Snapdragon 8 Gen 3 Galaxy Edition
  • Binned Variant:
    • X4 core clocks 70MHz higher than retail SD8G3
    • Adreno 750 has 10% higher sustained clock headroom (vs. S23’s underclocked SD8G2)
    • Secret Sauce: Dedicated HVX-1024 AI accelerator (absent in EXYNOS) enables 30% faster live translation

EXYNOS 2400 Die Shot Revelations

2. Display Subsystem Secrets

  • Dynamic AMOLED Driver IC
    • Samsung S6E3HC4 Panel Controller:
    • Can drive 144Hz at FHD+ (software-locked to 120Hz)
    • Hidden Test Mode: #0# → “MIPI_CLK” shows actual refresh rate varies 11-144Hz (not 1-120Hz as claimed)
  • PWM Truth:
    • 480Hz only applies at >50% brightness
    • Below 50%: Drops to 240Hz with 10% duty cycle (worse than S23)
  • Color Science
  • Factory Calibration:
    • 121-point correction (vs. 25-point on iPhone 15)

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